Home / 147,127.19-203,029.52-83,463.62

Finding the Fourth Proportional to 147,127.19, 203,029.52 and 83,463.62

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Solution

The fourth proportional to 147,127.19, 203,029.52 and 83,463.62 is: 115,176.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,127.19 : 203,029.52 = 83,463.62 : x
  2. Step 2: Convert to fraction form
    147,127.19/203,029.52 = 83,463.62/x
  3. Step 3: Cross multiply
    147,127.19x = 203,029.52 × 83,463.62
  4. Step 4: Simplify right side
    147,127.19x = 16,945,577,273.60
  5. Step 5: Solve for x
    x = 16,945,577,273.60/147,127.19
  6. Step 6: Final answer
    x = 115,176.38

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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.