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Finding the Fourth Proportional to 153,052.88, 229,592.34 and 42,244.88

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Solution

The fourth proportional to 153,052.88, 229,592.34 and 42,244.88 is: 63,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,052.88 : 229,592.34 = 42,244.88 : x
  2. Step 2: Convert to fraction form
    153,052.88/229,592.34 = 42,244.88/x
  3. Step 3: Cross multiply
    153,052.88x = 229,592.34 × 42,244.88
  4. Step 4: Simplify right side
    153,052.88x = 9,699,099,704.26
  5. Step 5: Solve for x
    x = 9,699,099,704.26/153,052.88
  6. Step 6: Final answer
    x = 63,370.91

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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.