Home / 54,343.71-81,519.21-14,897.52

Finding the Fourth Proportional to 54,343.71, 81,519.21 and 14,897.52

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Solution

The fourth proportional to 54,343.71, 81,519.21 and 14,897.52 is: 22,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,343.71 : 81,519.21 = 14,897.52 : x
  2. Step 2: Convert to fraction form
    54,343.71/81,519.21 = 14,897.52/x
  3. Step 3: Cross multiply
    54,343.71x = 81,519.21 × 14,897.52
  4. Step 4: Simplify right side
    54,343.71x = 1,214,434,061.36
  5. Step 5: Solve for x
    x = 1,214,434,061.36/54,343.71
  6. Step 6: Final answer
    x = 22,347.28

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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.