Home / 54,853.70-75,698.24-29,703.20

Finding the Fourth Proportional to 54,853.70, 75,698.24 and 29,703.20

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Solution

The fourth proportional to 54,853.70, 75,698.24 and 29,703.20 is: 40,990.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,853.70 : 75,698.24 = 29,703.20 : x
  2. Step 2: Convert to fraction form
    54,853.70/75,698.24 = 29,703.20/x
  3. Step 3: Cross multiply
    54,853.70x = 75,698.24 × 29,703.20
  4. Step 4: Simplify right side
    54,853.70x = 2,248,479,435.36
  5. Step 5: Solve for x
    x = 2,248,479,435.36/54,853.70
  6. Step 6: Final answer
    x = 40,990.48

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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.