Home / 49,824.68-74,419.51-45,073.56

Finding the Fourth Proportional to 49,824.68, 74,419.51 and 45,073.56

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Solution

The fourth proportional to 49,824.68, 74,419.51 and 45,073.56 is: 67,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,824.68 : 74,419.51 = 45,073.56 : x
  2. Step 2: Convert to fraction form
    49,824.68/74,419.51 = 45,073.56/x
  3. Step 3: Cross multiply
    49,824.68x = 74,419.51 × 45,073.56
  4. Step 4: Simplify right side
    49,824.68x = 3,354,352,136.47
  5. Step 5: Solve for x
    x = 3,354,352,136.47/49,824.68
  6. Step 6: Final answer
    x = 67,323.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.