Home / 57,182.10-85,776.51-22,121.94

Finding the Fourth Proportional to 57,182.10, 85,776.51 and 22,121.94

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Solution

The fourth proportional to 57,182.10, 85,776.51 and 22,121.94 is: 33,184.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,182.10 : 85,776.51 = 22,121.94 : x
  2. Step 2: Convert to fraction form
    57,182.10/85,776.51 = 22,121.94/x
  3. Step 3: Cross multiply
    57,182.10x = 85,776.51 × 22,121.94
  4. Step 4: Simplify right side
    57,182.10x = 1,897,542,807.63
  5. Step 5: Solve for x
    x = 1,897,542,807.63/57,182.10
  6. Step 6: Final answer
    x = 33,184.21

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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.