Home / 54,374.90-81,553.10-14,922.77

Finding the Fourth Proportional to 54,374.90, 81,553.10 and 14,922.77

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Solution

The fourth proportional to 54,374.90, 81,553.10 and 14,922.77 is: 22,381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,374.90 : 81,553.10 = 14,922.77 : x
  2. Step 2: Convert to fraction form
    54,374.90/81,553.10 = 14,922.77/x
  3. Step 3: Cross multiply
    54,374.90x = 81,553.10 × 14,922.77
  4. Step 4: Simplify right side
    54,374.90x = 1,216,997,671.71
  5. Step 5: Solve for x
    x = 1,216,997,671.71/54,374.90
  6. Step 6: Final answer
    x = 22,381.61

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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.