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Finding the Fourth Proportional to 108,454.32, 162,681.48 and 29,566.80

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Solution

The fourth proportional to 108,454.32, 162,681.48 and 29,566.80 is: 44,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,454.32 : 162,681.48 = 29,566.80 : x
  2. Step 2: Convert to fraction form
    108,454.32/162,681.48 = 29,566.80/x
  3. Step 3: Cross multiply
    108,454.32x = 162,681.48 × 29,566.80
  4. Step 4: Simplify right side
    108,454.32x = 4,809,970,782.86
  5. Step 5: Solve for x
    x = 4,809,970,782.86/108,454.32
  6. Step 6: Final answer
    x = 44,350.20

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1.5x scale

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.