Home / 66,127.26-99,197.73-21,753.95

Finding the Fourth Proportional to 66,127.26, 99,197.73 and 21,753.95

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Solution

The fourth proportional to 66,127.26, 99,197.73 and 21,753.95 is: 32,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,127.26 : 99,197.73 = 21,753.95 : x
  2. Step 2: Convert to fraction form
    66,127.26/99,197.73 = 21,753.95/x
  3. Step 3: Cross multiply
    66,127.26x = 99,197.73 × 21,753.95
  4. Step 4: Simplify right side
    66,127.26x = 2,157,942,349.76
  5. Step 5: Solve for x
    x = 2,157,942,349.76/66,127.26
  6. Step 6: Final answer
    x = 32,633.17

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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.