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Finding the Fourth Proportional to 154,165.96, 231,108.60 and 59,335.60

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Solution

The fourth proportional to 154,165.96, 231,108.60 and 59,335.60 is: 88,949.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,165.96 : 231,108.60 = 59,335.60 : x
  2. Step 2: Convert to fraction form
    154,165.96/231,108.60 = 59,335.60/x
  3. Step 3: Cross multiply
    154,165.96x = 231,108.60 × 59,335.60
  4. Step 4: Simplify right side
    154,165.96x = 13,712,967,446.16
  5. Step 5: Solve for x
    x = 13,712,967,446.16/154,165.96
  6. Step 6: Final answer
    x = 88,949.39

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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.