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Finding the Fourth Proportional to 59,130.16, 88,712.16 and 19,713.04

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Solution

The fourth proportional to 59,130.16, 88,712.16 and 19,713.04 is: 29,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,130.16 : 88,712.16 = 19,713.04 : x
  2. Step 2: Convert to fraction form
    59,130.16/88,712.16 = 19,713.04/x
  3. Step 3: Cross multiply
    59,130.16x = 88,712.16 × 19,713.04
  4. Step 4: Simplify right side
    59,130.16x = 1,748,786,358.57
  5. Step 5: Solve for x
    x = 1,748,786,358.57/59,130.16
  6. Step 6: Final answer
    x = 29,575.20

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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.