Home / 68,549.66-94,577.01-38,330.90

Finding the Fourth Proportional to 68,549.66, 94,577.01 and 38,330.90

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Solution

The fourth proportional to 68,549.66, 94,577.01 and 38,330.90 is: 52,884.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,549.66 : 94,577.01 = 38,330.90 : x
  2. Step 2: Convert to fraction form
    68,549.66/94,577.01 = 38,330.90/x
  3. Step 3: Cross multiply
    68,549.66x = 94,577.01 × 38,330.90
  4. Step 4: Simplify right side
    68,549.66x = 3,625,221,912.61
  5. Step 5: Solve for x
    x = 3,625,221,912.61/68,549.66
  6. Step 6: Final answer
    x = 52,884.61

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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.