Home / 108,612.16-149,877.18-60,213.64

Finding the Fourth Proportional to 108,612.16, 149,877.18 and 60,213.64

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Solution

The fourth proportional to 108,612.16, 149,877.18 and 60,213.64 is: 83,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,612.16 : 149,877.18 = 60,213.64 : x
  2. Step 2: Convert to fraction form
    108,612.16/149,877.18 = 60,213.64/x
  3. Step 3: Cross multiply
    108,612.16x = 149,877.18 × 60,213.64
  4. Step 4: Simplify right side
    108,612.16x = 9,024,650,560.74
  5. Step 5: Solve for x
    x = 9,024,650,560.74/108,612.16
  6. Step 6: Final answer
    x = 83,090.61

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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.