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Finding the Fourth Proportional to 23,129.01, 34,490.48 and 22,918.55

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Solution

The fourth proportional to 23,129.01, 34,490.48 and 22,918.55 is: 34,176.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,129.01 : 34,490.48 = 22,918.55 : x
  2. Step 2: Convert to fraction form
    23,129.01/34,490.48 = 22,918.55/x
  3. Step 3: Cross multiply
    23,129.01x = 34,490.48 × 22,918.55
  4. Step 4: Simplify right side
    23,129.01x = 790,471,503.36
  5. Step 5: Solve for x
    x = 790,471,503.36/23,129.01
  6. Step 6: Final answer
    x = 34,176.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.