Home / 49,701.63-74,565.77-21,627.72

Finding the Fourth Proportional to 49,701.63, 74,565.77 and 21,627.72

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Solution

The fourth proportional to 49,701.63, 74,565.77 and 21,627.72 is: 32,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,701.63 : 74,565.77 = 21,627.72 : x
  2. Step 2: Convert to fraction form
    49,701.63/74,565.77 = 21,627.72/x
  3. Step 3: Cross multiply
    49,701.63x = 74,565.77 × 21,627.72
  4. Step 4: Simplify right side
    49,701.63x = 1,612,687,591.86
  5. Step 5: Solve for x
    x = 1,612,687,591.86/49,701.63
  6. Step 6: Final answer
    x = 32,447.38

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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.