Home / 42,357.45-58,452.39-26,220.48

Finding the Fourth Proportional to 42,357.45, 58,452.39 and 26,220.48

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Solution

The fourth proportional to 42,357.45, 58,452.39 and 26,220.48 is: 36,183.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,357.45 : 58,452.39 = 26,220.48 : x
  2. Step 2: Convert to fraction form
    42,357.45/58,452.39 = 26,220.48/x
  3. Step 3: Cross multiply
    42,357.45x = 58,452.39 × 26,220.48
  4. Step 4: Simplify right side
    42,357.45x = 1,532,649,722.95
  5. Step 5: Solve for x
    x = 1,532,649,722.95/42,357.45
  6. Step 6: Final answer
    x = 36,183.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.