Home / 54,031.66-81,050.52-14,591.88

Finding the Fourth Proportional to 54,031.66, 81,050.52 and 14,591.88

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Solution

The fourth proportional to 54,031.66, 81,050.52 and 14,591.88 is: 21,888.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,031.66 : 81,050.52 = 14,591.88 : x
  2. Step 2: Convert to fraction form
    54,031.66/81,050.52 = 14,591.88/x
  3. Step 3: Cross multiply
    54,031.66x = 81,050.52 × 14,591.88
  4. Step 4: Simplify right side
    54,031.66x = 1,182,679,516.50
  5. Step 5: Solve for x
    x = 1,182,679,516.50/54,031.66
  6. Step 6: Final answer
    x = 21,888.64

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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.