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Finding the Fourth Proportional to 63,061.68, 87,023.80 and 34,767.44

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Solution

The fourth proportional to 63,061.68, 87,023.80 and 34,767.44 is: 47,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,061.68 : 87,023.80 = 34,767.44 : x
  2. Step 2: Convert to fraction form
    63,061.68/87,023.80 = 34,767.44/x
  3. Step 3: Cross multiply
    63,061.68x = 87,023.80 × 34,767.44
  4. Step 4: Simplify right side
    63,061.68x = 3,025,594,745.07
  5. Step 5: Solve for x
    x = 3,025,594,745.07/63,061.68
  6. Step 6: Final answer
    x = 47,978.34

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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.