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Finding the Fourth Proportional to 88,652.43, 122,301.77 and 58,398.93

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Solution

The fourth proportional to 88,652.43, 122,301.77 and 58,398.93 is: 80,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,652.43 : 122,301.77 = 58,398.93 : x
  2. Step 2: Convert to fraction form
    88,652.43/122,301.77 = 58,398.93/x
  3. Step 3: Cross multiply
    88,652.43x = 122,301.77 × 58,398.93
  4. Step 4: Simplify right side
    88,652.43x = 7,142,292,213.11
  5. Step 5: Solve for x
    x = 7,142,292,213.11/88,652.43
  6. Step 6: Final answer
    x = 80,565.10

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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.