Home / 54,369.74-75,030.18-30,496.20

Finding the Fourth Proportional to 54,369.74, 75,030.18 and 30,496.20

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Solution

The fourth proportional to 54,369.74, 75,030.18 and 30,496.20 is: 42,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,369.74 : 75,030.18 = 30,496.20 : x
  2. Step 2: Convert to fraction form
    54,369.74/75,030.18 = 30,496.20/x
  3. Step 3: Cross multiply
    54,369.74x = 75,030.18 × 30,496.20
  4. Step 4: Simplify right side
    54,369.74x = 2,288,135,375.32
  5. Step 5: Solve for x
    x = 2,288,135,375.32/54,369.74
  6. Step 6: Final answer
    x = 42,084.73

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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.