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Finding the Fourth Proportional to 153,962.70, 230,896.05 and 60,497.10

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Solution

The fourth proportional to 153,962.70, 230,896.05 and 60,497.10 is: 90,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,962.70 : 230,896.05 = 60,497.10 : x
  2. Step 2: Convert to fraction form
    153,962.70/230,896.05 = 60,497.10/x
  3. Step 3: Cross multiply
    153,962.70x = 230,896.05 × 60,497.10
  4. Step 4: Simplify right side
    153,962.70x = 13,968,541,426.46
  5. Step 5: Solve for x
    x = 13,968,541,426.46/153,962.70
  6. Step 6: Final answer
    x = 90,726.79

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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.