Home / 57,061.97-85,576.22-21,497.63

Finding the Fourth Proportional to 57,061.97, 85,576.22 and 21,497.63

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Solution

The fourth proportional to 57,061.97, 85,576.22 and 21,497.63 is: 32,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,061.97 : 85,576.22 = 21,497.63 : x
  2. Step 2: Convert to fraction form
    57,061.97/85,576.22 = 21,497.63/x
  3. Step 3: Cross multiply
    57,061.97x = 85,576.22 × 21,497.63
  4. Step 4: Simplify right side
    57,061.97x = 1,839,685,459.61
  5. Step 5: Solve for x
    x = 1,839,685,459.61/57,061.97
  6. Step 6: Final answer
    x = 32,240.13

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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.