Home / 186,545.17-257,424.82-101,660.41

Finding the Fourth Proportional to 186,545.17, 257,424.82 and 101,660.41

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Solution

The fourth proportional to 186,545.17, 257,424.82 and 101,660.41 is: 140,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,545.17 : 257,424.82 = 101,660.41 : x
  2. Step 2: Convert to fraction form
    186,545.17/257,424.82 = 101,660.41/x
  3. Step 3: Cross multiply
    186,545.17x = 257,424.82 × 101,660.41
  4. Step 4: Simplify right side
    186,545.17x = 26,169,911,204.10
  5. Step 5: Solve for x
    x = 26,169,911,204.10/186,545.17
  6. Step 6: Final answer
    x = 140,287.27

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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.