Home / 54,154.52-81,236.64-14,711.84

Finding the Fourth Proportional to 54,154.52, 81,236.64 and 14,711.84

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Solution

The fourth proportional to 54,154.52, 81,236.64 and 14,711.84 is: 22,069.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,154.52 : 81,236.64 = 14,711.84 : x
  2. Step 2: Convert to fraction form
    54,154.52/81,236.64 = 14,711.84/x
  3. Step 3: Cross multiply
    54,154.52x = 81,236.64 × 14,711.84
  4. Step 4: Simplify right side
    54,154.52x = 1,195,140,449.82
  5. Step 5: Solve for x
    x = 1,195,140,449.82/54,154.52
  6. Step 6: Final answer
    x = 22,069.08

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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.