Home / 147,341.04-203,273.18-83,670.18

Finding the Fourth Proportional to 147,341.04, 203,273.18 and 83,670.18

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Solution

The fourth proportional to 147,341.04, 203,273.18 and 83,670.18 is: 115,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,341.04 : 203,273.18 = 83,670.18 : x
  2. Step 2: Convert to fraction form
    147,341.04/203,273.18 = 83,670.18/x
  3. Step 3: Cross multiply
    147,341.04x = 203,273.18 × 83,670.18
  4. Step 4: Simplify right side
    147,341.04x = 17,007,903,559.77
  5. Step 5: Solve for x
    x = 17,007,903,559.77/147,341.04
  6. Step 6: Final answer
    x = 115,432.22

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.