Home / 56,951.52-85,378.66-40,259.04

Finding the Fourth Proportional to 56,951.52, 85,378.66 and 40,259.04

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Solution

The fourth proportional to 56,951.52, 85,378.66 and 40,259.04 is: 60,354.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,951.52 : 85,378.66 = 40,259.04 : x
  2. Step 2: Convert to fraction form
    56,951.52/85,378.66 = 40,259.04/x
  3. Step 3: Cross multiply
    56,951.52x = 85,378.66 × 40,259.04
  4. Step 4: Simplify right side
    56,951.52x = 3,437,262,888.09
  5. Step 5: Solve for x
    x = 3,437,262,888.09/56,951.52
  6. Step 6: Final answer
    x = 60,354.19

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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.