Home / 63,699.16-95,562.35-21,577.79

Finding the Fourth Proportional to 63,699.16, 95,562.35 and 21,577.79

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Solution

The fourth proportional to 63,699.16, 95,562.35 and 21,577.79 is: 32,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,699.16 : 95,562.35 = 21,577.79 : x
  2. Step 2: Convert to fraction form
    63,699.16/95,562.35 = 21,577.79/x
  3. Step 3: Cross multiply
    63,699.16x = 95,562.35 × 21,577.79
  4. Step 4: Simplify right side
    63,699.16x = 2,062,024,320.21
  5. Step 5: Solve for x
    x = 2,062,024,320.21/63,699.16
  6. Step 6: Final answer
    x = 32,371.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.