Home / 63,921.24-88,252.41-57,195.18

Finding the Fourth Proportional to 63,921.24, 88,252.41 and 57,195.18

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Solution

The fourth proportional to 63,921.24, 88,252.41 and 57,195.18 is: 78,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,921.24 : 88,252.41 = 57,195.18 : x
  2. Step 2: Convert to fraction form
    63,921.24/88,252.41 = 57,195.18/x
  3. Step 3: Cross multiply
    63,921.24x = 88,252.41 × 57,195.18
  4. Step 4: Simplify right side
    63,921.24x = 5,047,612,475.38
  5. Step 5: Solve for x
    x = 5,047,612,475.38/63,921.24
  6. Step 6: Final answer
    x = 78,966.12

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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.