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Finding the Fourth Proportional to 63,477.89, 87,552.92 and 45,591.26

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Solution

The fourth proportional to 63,477.89, 87,552.92 and 45,591.26 is: 62,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,477.89 : 87,552.92 = 45,591.26 : x
  2. Step 2: Convert to fraction form
    63,477.89/87,552.92 = 45,591.26/x
  3. Step 3: Cross multiply
    63,477.89x = 87,552.92 × 45,591.26
  4. Step 4: Simplify right side
    63,477.89x = 3,991,648,272.34
  5. Step 5: Solve for x
    x = 3,991,648,272.34/63,477.89
  6. Step 6: Final answer
    x = 62,882.50

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1.5x scale

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.