Home / 54,780.04-75,596.40-29,629.48

Finding the Fourth Proportional to 54,780.04, 75,596.40 and 29,629.48

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Solution

The fourth proportional to 54,780.04, 75,596.40 and 29,629.48 is: 40,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,780.04 : 75,596.40 = 29,629.48 : x
  2. Step 2: Convert to fraction form
    54,780.04/75,596.40 = 29,629.48/x
  3. Step 3: Cross multiply
    54,780.04x = 75,596.40 × 29,629.48
  4. Step 4: Simplify right side
    54,780.04x = 2,239,882,021.87
  5. Step 5: Solve for x
    x = 2,239,882,021.87/54,780.04
  6. Step 6: Final answer
    x = 40,888.65

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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.