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Finding the Fourth Proportional to 153,593.60, 230,494.19 and 53,754.66

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Solution

The fourth proportional to 153,593.60, 230,494.19 and 53,754.66 is: 80,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,593.60 : 230,494.19 = 53,754.66 : x
  2. Step 2: Convert to fraction form
    153,593.60/230,494.19 = 53,754.66/x
  3. Step 3: Cross multiply
    153,593.60x = 230,494.19 × 53,754.66
  4. Step 4: Simplify right side
    153,593.60x = 12,390,136,815.43
  5. Step 5: Solve for x
    x = 12,390,136,815.43/153,593.60
  6. Step 6: Final answer
    x = 80,668.31

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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.