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Finding the Fourth Proportional to 69,144.01, 103,798.03 and 58,187.14

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Solution

The fourth proportional to 69,144.01, 103,798.03 and 58,187.14 is: 87,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,144.01 : 103,798.03 = 58,187.14 : x
  2. Step 2: Convert to fraction form
    69,144.01/103,798.03 = 58,187.14/x
  3. Step 3: Cross multiply
    69,144.01x = 103,798.03 × 58,187.14
  4. Step 4: Simplify right side
    69,144.01x = 6,039,710,503.33
  5. Step 5: Solve for x
    x = 6,039,710,503.33/69,144.01
  6. Step 6: Final answer
    x = 87,349.73

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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.