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Finding the Fourth Proportional to 186,124.56, 278,953.56 and 92,657.04

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Solution

The fourth proportional to 186,124.56, 278,953.56 and 92,657.04 is: 138,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,124.56 : 278,953.56 = 92,657.04 : x
  2. Step 2: Convert to fraction form
    186,124.56/278,953.56 = 92,657.04/x
  3. Step 3: Cross multiply
    186,124.56x = 278,953.56 × 92,657.04
  4. Step 4: Simplify right side
    186,124.56x = 25,847,011,167.06
  5. Step 5: Solve for x
    x = 25,847,011,167.06/186,124.56
  6. Step 6: Final answer
    x = 138,869.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.