Home / 54,310.05-81,465.12-14,867.49

Finding the Fourth Proportional to 54,310.05, 81,465.12 and 14,867.49

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Solution

The fourth proportional to 54,310.05, 81,465.12 and 14,867.49 is: 22,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310.05 : 81,465.12 = 14,867.49 : x
  2. Step 2: Convert to fraction form
    54,310.05/81,465.12 = 14,867.49/x
  3. Step 3: Cross multiply
    54,310.05x = 81,465.12 × 14,867.49
  4. Step 4: Simplify right side
    54,310.05x = 1,211,181,856.95
  5. Step 5: Solve for x
    x = 1,211,181,856.95/54,310.05
  6. Step 6: Final answer
    x = 22,301.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.