Home / 76,898.73-115,360.38-24,320.55

Finding the Fourth Proportional to 76,898.73, 115,360.38 and 24,320.55

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Solution

The fourth proportional to 76,898.73, 115,360.38 and 24,320.55 is: 36,484.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,898.73 : 115,360.38 = 24,320.55 : x
  2. Step 2: Convert to fraction form
    76,898.73/115,360.38 = 24,320.55/x
  3. Step 3: Cross multiply
    76,898.73x = 115,360.38 × 24,320.55
  4. Step 4: Simplify right side
    76,898.73x = 2,805,627,889.81
  5. Step 5: Solve for x
    x = 2,805,627,889.81/76,898.73
  6. Step 6: Final answer
    x = 36,484.71

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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.