Home / 63,142.10-94,715.19-33,148.76

Finding the Fourth Proportional to 63,142.10, 94,715.19 and 33,148.76

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Solution

The fourth proportional to 63,142.10, 94,715.19 and 33,148.76 is: 49,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,142.10 : 94,715.19 = 33,148.76 : x
  2. Step 2: Convert to fraction form
    63,142.10/94,715.19 = 33,148.76/x
  3. Step 3: Cross multiply
    63,142.10x = 94,715.19 × 33,148.76
  4. Step 4: Simplify right side
    63,142.10x = 3,139,690,628.09
  5. Step 5: Solve for x
    x = 3,139,690,628.09/63,142.10
  6. Step 6: Final answer
    x = 49,724.21

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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.