Home / 49,590.27-68,415.11-28,358.15

Finding the Fourth Proportional to 49,590.27, 68,415.11 and 28,358.15

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Solution

The fourth proportional to 49,590.27, 68,415.11 and 28,358.15 is: 39,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,590.27 : 68,415.11 = 28,358.15 : x
  2. Step 2: Convert to fraction form
    49,590.27/68,415.11 = 28,358.15/x
  3. Step 3: Cross multiply
    49,590.27x = 68,415.11 × 28,358.15
  4. Step 4: Simplify right side
    49,590.27x = 1,940,125,467.78
  5. Step 5: Solve for x
    x = 1,940,125,467.78/49,590.27
  6. Step 6: Final answer
    x = 39,123.11

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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.