Home / 54,627.40-75,387.23-30,754.94

Finding the Fourth Proportional to 54,627.40, 75,387.23 and 30,754.94

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Solution

The fourth proportional to 54,627.40, 75,387.23 and 30,754.94 is: 42,442.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,627.40 : 75,387.23 = 30,754.94 : x
  2. Step 2: Convert to fraction form
    54,627.40/75,387.23 = 30,754.94/x
  3. Step 3: Cross multiply
    54,627.40x = 75,387.23 × 30,754.94
  4. Step 4: Simplify right side
    54,627.40x = 2,318,529,320.04
  5. Step 5: Solve for x
    x = 2,318,529,320.04/54,627.40
  6. Step 6: Final answer
    x = 42,442.61

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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.