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Finding the Fourth Proportional to 114,013.52, 157,337.84 and 63,712.52

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Solution

The fourth proportional to 114,013.52, 157,337.84 and 63,712.52 is: 87,922.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,013.52 : 157,337.84 = 63,712.52 : x
  2. Step 2: Convert to fraction form
    114,013.52/157,337.84 = 63,712.52/x
  3. Step 3: Cross multiply
    114,013.52x = 157,337.84 × 63,712.52
  4. Step 4: Simplify right side
    114,013.52x = 10,024,390,277.76
  5. Step 5: Solve for x
    x = 10,024,390,277.76/114,013.52
  6. Step 6: Final answer
    x = 87,922.82

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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.