Home / 68,581.46-94,640.19-38,366.13

Finding the Fourth Proportional to 68,581.46, 94,640.19 and 38,366.13

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Solution

The fourth proportional to 68,581.46, 94,640.19 and 38,366.13 is: 52,944.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,581.46 : 94,640.19 = 38,366.13 : x
  2. Step 2: Convert to fraction form
    68,581.46/94,640.19 = 38,366.13/x
  3. Step 3: Cross multiply
    68,581.46x = 94,640.19 × 38,366.13
  4. Step 4: Simplify right side
    68,581.46x = 3,630,977,832.76
  5. Step 5: Solve for x
    x = 3,630,977,832.76/68,581.46
  6. Step 6: Final answer
    x = 52,944.02

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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.