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Finding the Fourth Proportional to 169,699.60, 254,549.40 and 58,891.60

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Solution

The fourth proportional to 169,699.60, 254,549.40 and 58,891.60 is: 88,337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,699.60 : 254,549.40 = 58,891.60 : x
  2. Step 2: Convert to fraction form
    169,699.60/254,549.40 = 58,891.60/x
  3. Step 3: Cross multiply
    169,699.60x = 254,549.40 × 58,891.60
  4. Step 4: Simplify right side
    169,699.60x = 14,990,821,445.04
  5. Step 5: Solve for x
    x = 14,990,821,445.04/169,699.60
  6. Step 6: Final answer
    x = 88,337.40

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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.