Home / 54,505.50-81,685.44-29,153.04

Finding the Fourth Proportional to 54,505.50, 81,685.44 and 29,153.04

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Solution

The fourth proportional to 54,505.50, 81,685.44 and 29,153.04 is: 43,690.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,505.50 : 81,685.44 = 29,153.04 : x
  2. Step 2: Convert to fraction form
    54,505.50/81,685.44 = 29,153.04/x
  3. Step 3: Cross multiply
    54,505.50x = 81,685.44 × 29,153.04
  4. Step 4: Simplify right side
    54,505.50x = 2,381,378,899.74
  5. Step 5: Solve for x
    x = 2,381,378,899.74/54,505.50
  6. Step 6: Final answer
    x = 43,690.62

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1.5x scale

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.