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Finding the Fourth Proportional to 54,377.84, 75,041.04 and 33,155.84

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Solution

The fourth proportional to 54,377.84, 75,041.04 and 33,155.84 is: 45,754.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,377.84 : 75,041.04 = 33,155.84 : x
  2. Step 2: Convert to fraction form
    54,377.84/75,041.04 = 33,155.84/x
  3. Step 3: Cross multiply
    54,377.84x = 75,041.04 × 33,155.84
  4. Step 4: Simplify right side
    54,377.84x = 2,488,048,715.67
  5. Step 5: Solve for x
    x = 2,488,048,715.67/54,377.84
  6. Step 6: Final answer
    x = 45,754.83

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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.