Home / 65,869.80-98,823.16-26,454.56

Finding the Fourth Proportional to 65,869.80, 98,823.16 and 26,454.56

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Solution

The fourth proportional to 65,869.80, 98,823.16 and 26,454.56 is: 39,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,869.80 : 98,823.16 = 26,454.56 : x
  2. Step 2: Convert to fraction form
    65,869.80/98,823.16 = 26,454.56/x
  3. Step 3: Cross multiply
    65,869.80x = 98,823.16 × 26,454.56
  4. Step 4: Simplify right side
    65,869.80x = 2,614,323,215.61
  5. Step 5: Solve for x
    x = 2,614,323,215.61/65,869.80
  6. Step 6: Final answer
    x = 39,689.25

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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.