Home / 107,191.83-160,781.25-48,011.61

Finding the Fourth Proportional to 107,191.83, 160,781.25 and 48,011.61

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Solution

The fourth proportional to 107,191.83, 160,781.25 and 48,011.61 is: 72,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,191.83 : 160,781.25 = 48,011.61 : x
  2. Step 2: Convert to fraction form
    107,191.83/160,781.25 = 48,011.61/x
  3. Step 3: Cross multiply
    107,191.83x = 160,781.25 × 48,011.61
  4. Step 4: Simplify right side
    107,191.83x = 7,719,366,670.31
  5. Step 5: Solve for x
    x = 7,719,366,670.31/107,191.83
  6. Step 6: Final answer
    x = 72,014.51

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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.