Home / 186,627.09-257,545.25-101,744.16

Finding the Fourth Proportional to 186,627.09, 257,545.25 and 101,744.16

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Solution

The fourth proportional to 186,627.09, 257,545.25 and 101,744.16 is: 140,406.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,627.09 : 257,545.25 = 101,744.16 : x
  2. Step 2: Convert to fraction form
    186,627.09/257,545.25 = 101,744.16/x
  3. Step 3: Cross multiply
    186,627.09x = 257,545.25 × 101,744.16
  4. Step 4: Simplify right side
    186,627.09x = 26,203,724,614.52
  5. Step 5: Solve for x
    x = 26,203,724,614.52/186,627.09
  6. Step 6: Final answer
    x = 140,406.86

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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.