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Finding the Fourth Proportional to 60,558.80, 90,697.32 and 58,456.44

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Solution

The fourth proportional to 60,558.80, 90,697.32 and 58,456.44 is: 87,548.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,558.80 : 90,697.32 = 58,456.44 : x
  2. Step 2: Convert to fraction form
    60,558.80/90,697.32 = 58,456.44/x
  3. Step 3: Cross multiply
    60,558.80x = 90,697.32 × 58,456.44
  4. Step 4: Simplify right side
    60,558.80x = 5,301,842,444.74
  5. Step 5: Solve for x
    x = 5,301,842,444.74/60,558.80
  6. Step 6: Final answer
    x = 87,548.68

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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.