Home / 45,217.80-67,826.70-29,471.40

Finding the Fourth Proportional to 45,217.80, 67,826.70 and 29,471.40

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Solution

The fourth proportional to 45,217.80, 67,826.70 and 29,471.40 is: 44,207.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,217.80 : 67,826.70 = 29,471.40 : x
  2. Step 2: Convert to fraction form
    45,217.80/67,826.70 = 29,471.40/x
  3. Step 3: Cross multiply
    45,217.80x = 67,826.70 × 29,471.40
  4. Step 4: Simplify right side
    45,217.80x = 1,998,947,806.38
  5. Step 5: Solve for x
    x = 1,998,947,806.38/45,217.80
  6. Step 6: Final answer
    x = 44,207.10

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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.