Home / 54,690.19-75,472.46-29,539.69

Finding the Fourth Proportional to 54,690.19, 75,472.46 and 29,539.69

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Solution

The fourth proportional to 54,690.19, 75,472.46 and 29,539.69 is: 40,764.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,690.19 : 75,472.46 = 29,539.69 : x
  2. Step 2: Convert to fraction form
    54,690.19/75,472.46 = 29,539.69/x
  3. Step 3: Cross multiply
    54,690.19x = 75,472.46 × 29,539.69
  4. Step 4: Simplify right side
    54,690.19x = 2,229,432,846.33
  5. Step 5: Solve for x
    x = 2,229,432,846.33/54,690.19
  6. Step 6: Final answer
    x = 40,764.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.