Home / 49,402.76-68,174.58-28,180.76

Finding the Fourth Proportional to 49,402.76, 68,174.58 and 28,180.76

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Solution

The fourth proportional to 49,402.76, 68,174.58 and 28,180.76 is: 38,888.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,402.76 : 68,174.58 = 28,180.76 : x
  2. Step 2: Convert to fraction form
    49,402.76/68,174.58 = 28,180.76/x
  3. Step 3: Cross multiply
    49,402.76x = 68,174.58 × 28,180.76
  4. Step 4: Simplify right side
    49,402.76x = 1,921,211,477.08
  5. Step 5: Solve for x
    x = 1,921,211,477.08/49,402.76
  6. Step 6: Final answer
    x = 38,888.75

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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.