Home / 38,867.52-58,301.28-36,978.96

Finding the Fourth Proportional to 38,867.52, 58,301.28 and 36,978.96

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Solution

The fourth proportional to 38,867.52, 58,301.28 and 36,978.96 is: 55,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,867.52 : 58,301.28 = 36,978.96 : x
  2. Step 2: Convert to fraction form
    38,867.52/58,301.28 = 36,978.96/x
  3. Step 3: Cross multiply
    38,867.52x = 58,301.28 × 36,978.96
  4. Step 4: Simplify right side
    38,867.52x = 2,155,920,701.07
  5. Step 5: Solve for x
    x = 2,155,920,701.07/38,867.52
  6. Step 6: Final answer
    x = 55,468.44

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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.