Home / 65,027.71-97,387.79-55,432.25

Finding the Fourth Proportional to 65,027.71, 97,387.79 and 55,432.25

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Solution

The fourth proportional to 65,027.71, 97,387.79 and 55,432.25 is: 83,017.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,027.71 : 97,387.79 = 55,432.25 : x
  2. Step 2: Convert to fraction form
    65,027.71/97,387.79 = 55,432.25/x
  3. Step 3: Cross multiply
    65,027.71x = 97,387.79 × 55,432.25
  4. Step 4: Simplify right side
    65,027.71x = 5,398,424,391.04
  5. Step 5: Solve for x
    x = 5,398,424,391.04/65,027.71
  6. Step 6: Final answer
    x = 83,017.29

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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.