Home / 54,319.52-74,882.44-38,137.56

Finding the Fourth Proportional to 54,319.52, 74,882.44 and 38,137.56

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Solution

The fourth proportional to 54,319.52, 74,882.44 and 38,137.56 is: 52,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,319.52 : 74,882.44 = 38,137.56 : x
  2. Step 2: Convert to fraction form
    54,319.52/74,882.44 = 38,137.56/x
  3. Step 3: Cross multiply
    54,319.52x = 74,882.44 × 38,137.56
  4. Step 4: Simplify right side
    54,319.52x = 2,855,833,548.45
  5. Step 5: Solve for x
    x = 2,855,833,548.45/54,319.52
  6. Step 6: Final answer
    x = 52,574.72

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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.