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Finding the Fourth Proportional to 158,732.56, 219,060.64 and 104,924.24

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Solution

The fourth proportional to 158,732.56, 219,060.64 and 104,924.24 is: 144,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,732.56 : 219,060.64 = 104,924.24 : x
  2. Step 2: Convert to fraction form
    158,732.56/219,060.64 = 104,924.24/x
  3. Step 3: Cross multiply
    158,732.56x = 219,060.64 × 104,924.24
  4. Step 4: Simplify right side
    158,732.56x = 22,984,771,165.91
  5. Step 5: Solve for x
    x = 22,984,771,165.91/158,732.56
  6. Step 6: Final answer
    x = 144,801.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.