Home / 41,930.90-62,900.76-20,876.16

Finding the Fourth Proportional to 41,930.90, 62,900.76 and 20,876.16

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Solution

The fourth proportional to 41,930.90, 62,900.76 and 20,876.16 is: 31,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,930.90 : 62,900.76 = 20,876.16 : x
  2. Step 2: Convert to fraction form
    41,930.90/62,900.76 = 20,876.16/x
  3. Step 3: Cross multiply
    41,930.90x = 62,900.76 × 20,876.16
  4. Step 4: Simplify right side
    41,930.90x = 1,313,126,225.50
  5. Step 5: Solve for x
    x = 1,313,126,225.50/41,930.90
  6. Step 6: Final answer
    x = 31,316.44

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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.