Home / 65,892.41-98,854.24-21,519.08

Finding the Fourth Proportional to 65,892.41, 98,854.24 and 21,519.08

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Solution

The fourth proportional to 65,892.41, 98,854.24 and 21,519.08 is: 32,283.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,892.41 : 98,854.24 = 21,519.08 : x
  2. Step 2: Convert to fraction form
    65,892.41/98,854.24 = 21,519.08/x
  3. Step 3: Cross multiply
    65,892.41x = 98,854.24 × 21,519.08
  4. Step 4: Simplify right side
    65,892.41x = 2,127,252,298.90
  5. Step 5: Solve for x
    x = 2,127,252,298.90/65,892.41
  6. Step 6: Final answer
    x = 32,283.72

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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.