Home / 54,646.98-81,970.50-15,204.42

Finding the Fourth Proportional to 54,646.98, 81,970.50 and 15,204.42

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Solution

The fourth proportional to 54,646.98, 81,970.50 and 15,204.42 is: 22,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,646.98 : 81,970.50 = 15,204.42 : x
  2. Step 2: Convert to fraction form
    54,646.98/81,970.50 = 15,204.42/x
  3. Step 3: Cross multiply
    54,646.98x = 81,970.50 × 15,204.42
  4. Step 4: Simplify right side
    54,646.98x = 1,246,313,909.61
  5. Step 5: Solve for x
    x = 1,246,313,909.61/54,646.98
  6. Step 6: Final answer
    x = 22,806.64

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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.