Home / 54,616.74-81,929.63-14,641.39

Finding the Fourth Proportional to 54,616.74, 81,929.63 and 14,641.39

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Solution

The fourth proportional to 54,616.74, 81,929.63 and 14,641.39 is: 21,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,616.74 : 81,929.63 = 14,641.39 : x
  2. Step 2: Convert to fraction form
    54,616.74/81,929.63 = 14,641.39/x
  3. Step 3: Cross multiply
    54,616.74x = 81,929.63 × 14,641.39
  4. Step 4: Simplify right side
    54,616.74x = 1,199,563,665.39
  5. Step 5: Solve for x
    x = 1,199,563,665.39/54,616.74
  6. Step 6: Final answer
    x = 21,963.30

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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.