Home / 54,298.29-81,447.50-14,855.74

Finding the Fourth Proportional to 54,298.29, 81,447.50 and 14,855.74

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Solution

The fourth proportional to 54,298.29, 81,447.50 and 14,855.74 is: 22,283.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,298.29 : 81,447.50 = 14,855.74 : x
  2. Step 2: Convert to fraction form
    54,298.29/81,447.50 = 14,855.74/x
  3. Step 3: Cross multiply
    54,298.29x = 81,447.50 × 14,855.74
  4. Step 4: Simplify right side
    54,298.29x = 1,209,962,883.65
  5. Step 5: Solve for x
    x = 1,209,962,883.65/54,298.29
  6. Step 6: Final answer
    x = 22,283.63

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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.