Home / 45,027.23-67,542.20-15,444.63

Finding the Fourth Proportional to 45,027.23, 67,542.20 and 15,444.63

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Solution

The fourth proportional to 45,027.23, 67,542.20 and 15,444.63 is: 23,167.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,027.23 : 67,542.20 = 15,444.63 : x
  2. Step 2: Convert to fraction form
    45,027.23/67,542.20 = 15,444.63/x
  3. Step 3: Cross multiply
    45,027.23x = 67,542.20 × 15,444.63
  4. Step 4: Simplify right side
    45,027.23x = 1,043,164,545.92
  5. Step 5: Solve for x
    x = 1,043,164,545.92/45,027.23
  6. Step 6: Final answer
    x = 23,167.42

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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.