Home / 41,358.46-57,045.45-28,615.54

Finding the Fourth Proportional to 41,358.46, 57,045.45 and 28,615.54

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Solution

The fourth proportional to 41,358.46, 57,045.45 and 28,615.54 is: 39,469.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,358.46 : 57,045.45 = 28,615.54 : x
  2. Step 2: Convert to fraction form
    41,358.46/57,045.45 = 28,615.54/x
  3. Step 3: Cross multiply
    41,358.46x = 57,045.45 × 28,615.54
  4. Step 4: Simplify right side
    41,358.46x = 1,632,386,356.29
  5. Step 5: Solve for x
    x = 1,632,386,356.29/41,358.46
  6. Step 6: Final answer
    x = 39,469.22

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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.