Home / 147,188.04-203,066.34-83,488.93

Finding the Fourth Proportional to 147,188.04, 203,066.34 and 83,488.93

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Solution

The fourth proportional to 147,188.04, 203,066.34 and 83,488.93 is: 115,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,188.04 : 203,066.34 = 83,488.93 : x
  2. Step 2: Convert to fraction form
    147,188.04/203,066.34 = 83,488.93/x
  3. Step 3: Cross multiply
    147,188.04x = 203,066.34 × 83,488.93
  4. Step 4: Simplify right side
    147,188.04x = 16,953,791,445.62
  5. Step 5: Solve for x
    x = 16,953,791,445.62/147,188.04
  6. Step 6: Final answer
    x = 115,184.57

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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.