Home / 66,197.66-99,312.75-24,100.61

Finding the Fourth Proportional to 66,197.66, 99,312.75 and 24,100.61

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Solution

The fourth proportional to 66,197.66, 99,312.75 and 24,100.61 is: 36,156.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,197.66 : 99,312.75 = 24,100.61 : x
  2. Step 2: Convert to fraction form
    66,197.66/99,312.75 = 24,100.61/x
  3. Step 3: Cross multiply
    66,197.66x = 99,312.75 × 24,100.61
  4. Step 4: Simplify right side
    66,197.66x = 2,393,497,359.21
  5. Step 5: Solve for x
    x = 2,393,497,359.21/66,197.66
  6. Step 6: Final answer
    x = 36,156.83

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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.