Home / 108,019.18-149,073.87-60,281.74

Finding the Fourth Proportional to 108,019.18, 149,073.87 and 60,281.74

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Solution

The fourth proportional to 108,019.18, 149,073.87 and 60,281.74 is: 83,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,019.18 : 149,073.87 = 60,281.74 : x
  2. Step 2: Convert to fraction form
    108,019.18/149,073.87 = 60,281.74/x
  3. Step 3: Cross multiply
    108,019.18x = 149,073.87 × 60,281.74
  4. Step 4: Simplify right side
    108,019.18x = 8,986,432,272.13
  5. Step 5: Solve for x
    x = 8,986,432,272.13/108,019.18
  6. Step 6: Final answer
    x = 83,192.93

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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.