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Finding the Fourth Proportional to 153,494.81, 230,279.09 and 58,723.45

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Solution

The fourth proportional to 153,494.81, 230,279.09 and 58,723.45 is: 88,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,494.81 : 230,279.09 = 58,723.45 : x
  2. Step 2: Convert to fraction form
    153,494.81/230,279.09 = 58,723.45/x
  3. Step 3: Cross multiply
    153,494.81x = 230,279.09 × 58,723.45
  4. Step 4: Simplify right side
    153,494.81x = 13,522,781,758.35
  5. Step 5: Solve for x
    x = 13,522,781,758.35/153,494.81
  6. Step 6: Final answer
    x = 88,099.27

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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.