Home / 186,127.12-256,854.27-101,244.52

Finding the Fourth Proportional to 186,127.12, 256,854.27 and 101,244.52

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Solution

The fourth proportional to 186,127.12, 256,854.27 and 101,244.52 is: 139,716.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,127.12 : 256,854.27 = 101,244.52 : x
  2. Step 2: Convert to fraction form
    186,127.12/256,854.27 = 101,244.52/x
  3. Step 3: Cross multiply
    186,127.12x = 256,854.27 × 101,244.52
  4. Step 4: Simplify right side
    186,127.12x = 26,005,087,276.10
  5. Step 5: Solve for x
    x = 26,005,087,276.10/186,127.12
  6. Step 6: Final answer
    x = 139,716.81

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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.