Home / 76,671.06-115,011.20-24,080.55

Finding the Fourth Proportional to 76,671.06, 115,011.20 and 24,080.55

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Solution

The fourth proportional to 76,671.06, 115,011.20 and 24,080.55 is: 36,122.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,671.06 : 115,011.20 = 24,080.55 : x
  2. Step 2: Convert to fraction form
    76,671.06/115,011.20 = 24,080.55/x
  3. Step 3: Cross multiply
    76,671.06x = 115,011.20 × 24,080.55
  4. Step 4: Simplify right side
    76,671.06x = 2,769,532,831.76
  5. Step 5: Solve for x
    x = 2,769,532,831.76/76,671.06
  6. Step 6: Final answer
    x = 36,122.27

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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.