Home / 54,363.62-81,530.67-14,911.40

Finding the Fourth Proportional to 54,363.62, 81,530.67 and 14,911.40

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Solution

The fourth proportional to 54,363.62, 81,530.67 and 14,911.40 is: 22,363.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,363.62 : 81,530.67 = 14,911.40 : x
  2. Step 2: Convert to fraction form
    54,363.62/81,530.67 = 14,911.40/x
  3. Step 3: Cross multiply
    54,363.62x = 81,530.67 × 14,911.40
  4. Step 4: Simplify right side
    54,363.62x = 1,215,736,432.64
  5. Step 5: Solve for x
    x = 1,215,736,432.64/54,363.62
  6. Step 6: Final answer
    x = 22,363.05

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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.