Home / 149,983.16-224,818.50-71,003.48

Finding the Fourth Proportional to 149,983.16, 224,818.50 and 71,003.48

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Solution

The fourth proportional to 149,983.16, 224,818.50 and 71,003.48 is: 106,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,983.16 : 224,818.50 = 71,003.48 : x
  2. Step 2: Convert to fraction form
    149,983.16/224,818.50 = 71,003.48/x
  3. Step 3: Cross multiply
    149,983.16x = 224,818.50 × 71,003.48
  4. Step 4: Simplify right side
    149,983.16x = 15,962,895,868.38
  5. Step 5: Solve for x
    x = 15,962,895,868.38/149,983.16
  6. Step 6: Final answer
    x = 106,431.25

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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.