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Finding the Fourth Proportional to 101,036.48, 151,373.12 and 59,460.80

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Solution

The fourth proportional to 101,036.48, 151,373.12 and 59,460.80 is: 89,084.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,036.48 : 151,373.12 = 59,460.80 : x
  2. Step 2: Convert to fraction form
    101,036.48/151,373.12 = 59,460.80/x
  3. Step 3: Cross multiply
    101,036.48x = 151,373.12 × 59,460.80
  4. Step 4: Simplify right side
    101,036.48x = 9,000,766,813.70
  5. Step 5: Solve for x
    x = 9,000,766,813.70/101,036.48
  6. Step 6: Final answer
    x = 89,084.33

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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.