Home / 52,380.64-72,289.14-29,723.52

Finding the Fourth Proportional to 52,380.64, 72,289.14 and 29,723.52

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Solution

The fourth proportional to 52,380.64, 72,289.14 and 29,723.52 is: 41,020.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,380.64 : 72,289.14 = 29,723.52 : x
  2. Step 2: Convert to fraction form
    52,380.64/72,289.14 = 29,723.52/x
  3. Step 3: Cross multiply
    52,380.64x = 72,289.14 × 29,723.52
  4. Step 4: Simplify right side
    52,380.64x = 2,148,687,698.57
  5. Step 5: Solve for x
    x = 2,148,687,698.57/52,380.64
  6. Step 6: Final answer
    x = 41,020.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.