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Finding the Fourth Proportional to 157,606.56, 236,410.65 and 39,277.89

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Solution

The fourth proportional to 157,606.56, 236,410.65 and 39,277.89 is: 58,917.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,606.56 : 236,410.65 = 39,277.89 : x
  2. Step 2: Convert to fraction form
    157,606.56/236,410.65 = 39,277.89/x
  3. Step 3: Cross multiply
    157,606.56x = 236,410.65 × 39,277.89
  4. Step 4: Simplify right side
    157,606.56x = 9,285,711,505.53
  5. Step 5: Solve for x
    x = 9,285,711,505.53/157,606.56
  6. Step 6: Final answer
    x = 58,917.04

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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.