Home / 41,990-57,946.20-23,127.08

Finding the Fourth Proportional to 41,990, 57,946.20 and 23,127.08

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Solution

The fourth proportional to 41,990, 57,946.20 and 23,127.08 is: 31,915.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,990 : 57,946.20 = 23,127.08 : x
  2. Step 2: Convert to fraction form
    41,990/57,946.20 = 23,127.08/x
  3. Step 3: Cross multiply
    41,990x = 57,946.20 × 23,127.08
  4. Step 4: Simplify right side
    41,990x = 1,340,126,403.10
  5. Step 5: Solve for x
    x = 1,340,126,403.10/41,990
  6. Step 6: Final answer
    x = 31,915.37

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Double scale
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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.