Home / 61,540.12-84,925.38-34,682.68

Finding the Fourth Proportional to 61,540.12, 84,925.38 and 34,682.68

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Solution

The fourth proportional to 61,540.12, 84,925.38 and 34,682.68 is: 47,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,540.12 : 84,925.38 = 34,682.68 : x
  2. Step 2: Convert to fraction form
    61,540.12/84,925.38 = 34,682.68/x
  3. Step 3: Cross multiply
    61,540.12x = 84,925.38 × 34,682.68
  4. Step 4: Simplify right side
    61,540.12x = 2,945,439,778.42
  5. Step 5: Solve for x
    x = 2,945,439,778.42/61,540.12
  6. Step 6: Final answer
    x = 47,862.11

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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.