Home / 54,812.91-75,578.76-40,493.46

Finding the Fourth Proportional to 54,812.91, 75,578.76 and 40,493.46

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Solution

The fourth proportional to 54,812.91, 75,578.76 and 40,493.46 is: 55,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,812.91 : 75,578.76 = 40,493.46 : x
  2. Step 2: Convert to fraction form
    54,812.91/75,578.76 = 40,493.46/x
  3. Step 3: Cross multiply
    54,812.91x = 75,578.76 × 40,493.46
  4. Step 4: Simplify right side
    54,812.91x = 3,060,445,494.91
  5. Step 5: Solve for x
    x = 3,060,445,494.91/54,812.91
  6. Step 6: Final answer
    x = 55,834.39

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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.