Home / 54,340.19-81,533.74-29,397.80

Finding the Fourth Proportional to 54,340.19, 81,533.74 and 29,397.80

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Solution

The fourth proportional to 54,340.19, 81,533.74 and 29,397.80 is: 44,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,340.19 : 81,533.74 = 29,397.80 : x
  2. Step 2: Convert to fraction form
    54,340.19/81,533.74 = 29,397.80/x
  3. Step 3: Cross multiply
    54,340.19x = 81,533.74 × 29,397.80
  4. Step 4: Simplify right side
    54,340.19x = 2,396,912,712.11
  5. Step 5: Solve for x
    x = 2,396,912,712.11/54,340.19
  6. Step 6: Final answer
    x = 44,109.40

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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.