Home / 68,518.71-94,560.21-38,304.16

Finding the Fourth Proportional to 68,518.71, 94,560.21 and 38,304.16

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Solution

The fourth proportional to 68,518.71, 94,560.21 and 38,304.16 is: 52,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,518.71 : 94,560.21 = 38,304.16 : x
  2. Step 2: Convert to fraction form
    68,518.71/94,560.21 = 38,304.16/x
  3. Step 3: Cross multiply
    68,518.71x = 94,560.21 × 38,304.16
  4. Step 4: Simplify right side
    68,518.71x = 3,622,049,177.07
  5. Step 5: Solve for x
    x = 3,622,049,177.07/68,518.71
  6. Step 6: Final answer
    x = 52,862.19

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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.