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Finding the Fourth Proportional to 57,414.92, 86,161.74 and 22,354.76

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Solution

The fourth proportional to 57,414.92, 86,161.74 and 22,354.76 is: 33,547.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,414.92 : 86,161.74 = 22,354.76 : x
  2. Step 2: Convert to fraction form
    57,414.92/86,161.74 = 22,354.76/x
  3. Step 3: Cross multiply
    57,414.92x = 86,161.74 × 22,354.76
  4. Step 4: Simplify right side
    57,414.92x = 1,926,125,018.88
  5. Step 5: Solve for x
    x = 1,926,125,018.88/57,414.92
  6. Step 6: Final answer
    x = 33,547.46

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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.