Home / 68,331.93-94,288.63-38,113.71

Finding the Fourth Proportional to 68,331.93, 94,288.63 and 38,113.71

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Solution

The fourth proportional to 68,331.93, 94,288.63 and 38,113.71 is: 52,591.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,331.93 : 94,288.63 = 38,113.71 : x
  2. Step 2: Convert to fraction form
    68,331.93/94,288.63 = 38,113.71/x
  3. Step 3: Cross multiply
    68,331.93x = 94,288.63 × 38,113.71
  4. Step 4: Simplify right side
    68,331.93x = 3,593,689,500.12
  5. Step 5: Solve for x
    x = 3,593,689,500.12/68,331.93
  6. Step 6: Final answer
    x = 52,591.66

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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.