Home / 65,921.17-98,799.51-32,159.36

Finding the Fourth Proportional to 65,921.17, 98,799.51 and 32,159.36

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Solution

The fourth proportional to 65,921.17, 98,799.51 and 32,159.36 is: 48,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,921.17 : 98,799.51 = 32,159.36 : x
  2. Step 2: Convert to fraction form
    65,921.17/98,799.51 = 32,159.36/x
  3. Step 3: Cross multiply
    65,921.17x = 98,799.51 × 32,159.36
  4. Step 4: Simplify right side
    65,921.17x = 3,177,329,009.91
  5. Step 5: Solve for x
    x = 3,177,329,009.91/65,921.17
  6. Step 6: Final answer
    x = 48,198.92

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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.