Home / 42,676.14-64,020.27-22,680.42

Finding the Fourth Proportional to 42,676.14, 64,020.27 and 22,680.42

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Solution

The fourth proportional to 42,676.14, 64,020.27 and 22,680.42 is: 34,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,676.14 : 64,020.27 = 22,680.42 : x
  2. Step 2: Convert to fraction form
    42,676.14/64,020.27 = 22,680.42/x
  3. Step 3: Cross multiply
    42,676.14x = 64,020.27 × 22,680.42
  4. Step 4: Simplify right side
    42,676.14x = 1,452,006,612.11
  5. Step 5: Solve for x
    x = 1,452,006,612.11/42,676.14
  6. Step 6: Final answer
    x = 34,023.85

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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.