Home / 108,089.88-149,162.68-60,344.04

Finding the Fourth Proportional to 108,089.88, 149,162.68 and 60,344.04

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Solution

The fourth proportional to 108,089.88, 149,162.68 and 60,344.04 is: 83,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,089.88 : 149,162.68 = 60,344.04 : x
  2. Step 2: Convert to fraction form
    108,089.88/149,162.68 = 60,344.04/x
  3. Step 3: Cross multiply
    108,089.88x = 149,162.68 × 60,344.04
  4. Step 4: Simplify right side
    108,089.88x = 9,001,078,728.43
  5. Step 5: Solve for x
    x = 9,001,078,728.43/108,089.88
  6. Step 6: Final answer
    x = 83,274.02

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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.