Home / 99,560.34-149,340.24-29,445.12

Finding the Fourth Proportional to 99,560.34, 149,340.24 and 29,445.12

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Solution

The fourth proportional to 99,560.34, 149,340.24 and 29,445.12 is: 44,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,560.34 : 149,340.24 = 29,445.12 : x
  2. Step 2: Convert to fraction form
    99,560.34/149,340.24 = 29,445.12/x
  3. Step 3: Cross multiply
    99,560.34x = 149,340.24 × 29,445.12
  4. Step 4: Simplify right side
    99,560.34x = 4,397,341,287.63
  5. Step 5: Solve for x
    x = 4,397,341,287.63/99,560.34
  6. Step 6: Final answer
    x = 44,167.60

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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.