Home / 108,180.73-149,282.85-59,781.57

Finding the Fourth Proportional to 108,180.73, 149,282.85 and 59,781.57

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Solution

The fourth proportional to 108,180.73, 149,282.85 and 59,781.57 is: 82,494.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,180.73 : 149,282.85 = 59,781.57 : x
  2. Step 2: Convert to fraction form
    108,180.73/149,282.85 = 59,781.57/x
  3. Step 3: Cross multiply
    108,180.73x = 149,282.85 × 59,781.57
  4. Step 4: Simplify right side
    108,180.73x = 8,924,363,147.07
  5. Step 5: Solve for x
    x = 8,924,363,147.07/108,180.73
  6. Step 6: Final answer
    x = 82,494.94

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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.