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Finding the Fourth Proportional to 169,620.60, 254,430.90 and 58,823.80

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Solution

The fourth proportional to 169,620.60, 254,430.90 and 58,823.80 is: 88,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,620.60 : 254,430.90 = 58,823.80 : x
  2. Step 2: Convert to fraction form
    169,620.60/254,430.90 = 58,823.80/x
  3. Step 3: Cross multiply
    169,620.60x = 254,430.90 × 58,823.80
  4. Step 4: Simplify right side
    169,620.60x = 14,966,592,375.42
  5. Step 5: Solve for x
    x = 14,966,592,375.42/169,620.60
  6. Step 6: Final answer
    x = 88,235.70

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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.