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Finding the Fourth Proportional to 58,780.52, 88,170.80 and 15,004.52

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Solution

The fourth proportional to 58,780.52, 88,170.80 and 15,004.52 is: 22,506.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,780.52 : 88,170.80 = 15,004.52 : x
  2. Step 2: Convert to fraction form
    58,780.52/88,170.80 = 15,004.52/x
  3. Step 3: Cross multiply
    58,780.52x = 88,170.80 × 15,004.52
  4. Step 4: Simplify right side
    58,780.52x = 1,322,960,532.02
  5. Step 5: Solve for x
    x = 1,322,960,532.02/58,780.52
  6. Step 6: Final answer
    x = 22,506.79

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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.