Home / 48,486.59-66,910.14-29,377.68

Finding the Fourth Proportional to 48,486.59, 66,910.14 and 29,377.68

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Solution

The fourth proportional to 48,486.59, 66,910.14 and 29,377.68 is: 40,540.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,486.59 : 66,910.14 = 29,377.68 : x
  2. Step 2: Convert to fraction form
    48,486.59/66,910.14 = 29,377.68/x
  3. Step 3: Cross multiply
    48,486.59x = 66,910.14 × 29,377.68
  4. Step 4: Simplify right side
    48,486.59x = 1,965,664,681.68
  5. Step 5: Solve for x
    x = 1,965,664,681.68/48,486.59
  6. Step 6: Final answer
    x = 40,540.38

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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.