Home / 55,350.12-83,108.78-44,223.78

Finding the Fourth Proportional to 55,350.12, 83,108.78 and 44,223.78

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Solution

The fourth proportional to 55,350.12, 83,108.78 and 44,223.78 is: 66,402.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,350.12 : 83,108.78 = 44,223.78 : x
  2. Step 2: Convert to fraction form
    55,350.12/83,108.78 = 44,223.78/x
  3. Step 3: Cross multiply
    55,350.12x = 83,108.78 × 44,223.78
  4. Step 4: Simplify right side
    55,350.12x = 3,675,384,402.79
  5. Step 5: Solve for x
    x = 3,675,384,402.79/55,350.12
  6. Step 6: Final answer
    x = 66,402.46

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1.5x scale

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.