Home / 54,987.98-75,878.78-32,327.72

Finding the Fourth Proportional to 54,987.98, 75,878.78 and 32,327.72

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Solution

The fourth proportional to 54,987.98, 75,878.78 and 32,327.72 is: 44,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,987.98 : 75,878.78 = 32,327.72 : x
  2. Step 2: Convert to fraction form
    54,987.98/75,878.78 = 32,327.72/x
  3. Step 3: Cross multiply
    54,987.98x = 75,878.78 × 32,327.72
  4. Step 4: Simplify right side
    54,987.98x = 2,452,987,953.78
  5. Step 5: Solve for x
    x = 2,452,987,953.78/54,987.98
  6. Step 6: Final answer
    x = 44,609.53

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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.