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Finding the Fourth Proportional to 186,632.76, 257,551.02 and 101,750.52

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Solution

The fourth proportional to 186,632.76, 257,551.02 and 101,750.52 is: 140,414.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,632.76 : 257,551.02 = 101,750.52 : x
  2. Step 2: Convert to fraction form
    186,632.76/257,551.02 = 101,750.52/x
  3. Step 3: Cross multiply
    186,632.76x = 257,551.02 × 101,750.52
  4. Step 4: Simplify right side
    186,632.76x = 26,205,950,211.53
  5. Step 5: Solve for x
    x = 26,205,950,211.53/186,632.76
  6. Step 6: Final answer
    x = 140,414.52

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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.