Home / 77,310.15-115,981.76-24,000.96

Finding the Fourth Proportional to 77,310.15, 115,981.76 and 24,000.96

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Solution

The fourth proportional to 77,310.15, 115,981.76 and 24,000.96 is: 36,006.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,310.15 : 115,981.76 = 24,000.96 : x
  2. Step 2: Convert to fraction form
    77,310.15/115,981.76 = 24,000.96/x
  3. Step 3: Cross multiply
    77,310.15x = 115,981.76 × 24,000.96
  4. Step 4: Simplify right side
    77,310.15x = 2,783,673,462.48
  5. Step 5: Solve for x
    x = 2,783,673,462.48/77,310.15
  6. Step 6: Final answer
    x = 36,006.57

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1.5x scale

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.