Home / 68,238.17-94,167.40-38,022.85

Finding the Fourth Proportional to 68,238.17, 94,167.40 and 38,022.85

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Solution

The fourth proportional to 68,238.17, 94,167.40 and 38,022.85 is: 52,470.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,238.17 : 94,167.40 = 38,022.85 : x
  2. Step 2: Convert to fraction form
    68,238.17/94,167.40 = 38,022.85/x
  3. Step 3: Cross multiply
    68,238.17x = 94,167.40 × 38,022.85
  4. Step 4: Simplify right side
    68,238.17x = 3,580,512,925.09
  5. Step 5: Solve for x
    x = 3,580,512,925.09/68,238.17
  6. Step 6: Final answer
    x = 52,470.82

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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.