Home / 54,355.62-81,518.65-14,903.36

Finding the Fourth Proportional to 54,355.62, 81,518.65 and 14,903.36

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Solution

The fourth proportional to 54,355.62, 81,518.65 and 14,903.36 is: 22,350.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,355.62 : 81,518.65 = 14,903.36 : x
  2. Step 2: Convert to fraction form
    54,355.62/81,518.65 = 14,903.36/x
  3. Step 3: Cross multiply
    54,355.62x = 81,518.65 × 14,903.36
  4. Step 4: Simplify right side
    54,355.62x = 1,214,901,787.66
  5. Step 5: Solve for x
    x = 1,214,901,787.66/54,355.62
  6. Step 6: Final answer
    x = 22,350.99

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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.