Home / 76,700.85-115,056.33-24,112.41

Finding the Fourth Proportional to 76,700.85, 115,056.33 and 24,112.41

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Solution

The fourth proportional to 76,700.85, 115,056.33 and 24,112.41 is: 36,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,700.85 : 115,056.33 = 24,112.41 : x
  2. Step 2: Convert to fraction form
    76,700.85/115,056.33 = 24,112.41/x
  3. Step 3: Cross multiply
    76,700.85x = 115,056.33 × 24,112.41
  4. Step 4: Simplify right side
    76,700.85x = 2,774,285,402.06
  5. Step 5: Solve for x
    x = 2,774,285,402.06/76,700.85
  6. Step 6: Final answer
    x = 36,170.20

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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.