Home / 55,414.08-83,120.49-37,600.65

Finding the Fourth Proportional to 55,414.08, 83,120.49 and 37,600.65

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Solution

The fourth proportional to 55,414.08, 83,120.49 and 37,600.65 is: 56,400.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,414.08 : 83,120.49 = 37,600.65 : x
  2. Step 2: Convert to fraction form
    55,414.08/83,120.49 = 37,600.65/x
  3. Step 3: Cross multiply
    55,414.08x = 83,120.49 × 37,600.65
  4. Step 4: Simplify right side
    55,414.08x = 3,125,384,452.32
  5. Step 5: Solve for x
    x = 3,125,384,452.32/55,414.08
  6. Step 6: Final answer
    x = 56,400.55

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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.