Home / 54,715.23-75,505.95-30,841.43

Finding the Fourth Proportional to 54,715.23, 75,505.95 and 30,841.43

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Solution

The fourth proportional to 54,715.23, 75,505.95 and 30,841.43 is: 42,560.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,715.23 : 75,505.95 = 30,841.43 : x
  2. Step 2: Convert to fraction form
    54,715.23/75,505.95 = 30,841.43/x
  3. Step 3: Cross multiply
    54,715.23x = 75,505.95 × 30,841.43
  4. Step 4: Simplify right side
    54,715.23x = 2,328,711,093.98
  5. Step 5: Solve for x
    x = 2,328,711,093.98/54,715.23
  6. Step 6: Final answer
    x = 42,560.56

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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.