Home / 76,931.26-115,385.34-24,333.91

Finding the Fourth Proportional to 76,931.26, 115,385.34 and 24,333.91

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Solution

The fourth proportional to 76,931.26, 115,385.34 and 24,333.91 is: 36,497.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,931.26 : 115,385.34 = 24,333.91 : x
  2. Step 2: Convert to fraction form
    76,931.26/115,385.34 = 24,333.91/x
  3. Step 3: Cross multiply
    76,931.26x = 115,385.34 × 24,333.91
  4. Step 4: Simplify right side
    76,931.26x = 2,807,776,478.88
  5. Step 5: Solve for x
    x = 2,807,776,478.88/76,931.26
  6. Step 6: Final answer
    x = 36,497.21

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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.