Home / 45,324.80-62,557.17-28,961.54

Finding the Fourth Proportional to 45,324.80, 62,557.17 and 28,961.54

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Solution

The fourth proportional to 45,324.80, 62,557.17 and 28,961.54 is: 39,972.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,324.80 : 62,557.17 = 28,961.54 : x
  2. Step 2: Convert to fraction form
    45,324.80/62,557.17 = 28,961.54/x
  3. Step 3: Cross multiply
    45,324.80x = 62,557.17 × 28,961.54
  4. Step 4: Simplify right side
    45,324.80x = 1,811,751,981.24
  5. Step 5: Solve for x
    x = 1,811,751,981.24/45,324.80
  6. Step 6: Final answer
    x = 39,972.64

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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.