Home / 186,005.88-256,691.04-101,123.28

Finding the Fourth Proportional to 186,005.88, 256,691.04 and 101,123.28

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Solution

The fourth proportional to 186,005.88, 256,691.04 and 101,123.28 is: 139,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,005.88 : 256,691.04 = 101,123.28 : x
  2. Step 2: Convert to fraction form
    186,005.88/256,691.04 = 101,123.28/x
  3. Step 3: Cross multiply
    186,005.88x = 256,691.04 × 101,123.28
  4. Step 4: Simplify right side
    186,005.88x = 25,957,439,911.41
  5. Step 5: Solve for x
    x = 25,957,439,911.41/186,005.88
  6. Step 6: Final answer
    x = 139,551.72

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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.