Home / 54,780.25-75,596.88-29,629.75

Finding the Fourth Proportional to 54,780.25, 75,596.88 and 29,629.75

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Solution

The fourth proportional to 54,780.25, 75,596.88 and 29,629.75 is: 40,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,780.25 : 75,596.88 = 29,629.75 : x
  2. Step 2: Convert to fraction form
    54,780.25/75,596.88 = 29,629.75/x
  3. Step 3: Cross multiply
    54,780.25x = 75,596.88 × 29,629.75
  4. Step 4: Simplify right side
    54,780.25x = 2,239,916,655.18
  5. Step 5: Solve for x
    x = 2,239,916,655.18/54,780.25
  6. Step 6: Final answer
    x = 40,889.13

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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.