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Finding the Fourth Proportional to 41,335, 57,042.68 and 22,472.20

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Solution

The fourth proportional to 41,335, 57,042.68 and 22,472.20 is: 31,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,335 : 57,042.68 = 22,472.20 : x
  2. Step 2: Convert to fraction form
    41,335/57,042.68 = 22,472.20/x
  3. Step 3: Cross multiply
    41,335x = 57,042.68 × 22,472.20
  4. Step 4: Simplify right side
    41,335x = 1,281,874,513.50
  5. Step 5: Solve for x
    x = 1,281,874,513.50/41,335
  6. Step 6: Final answer
    x = 31,011.84

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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.