Home / 54,986.08-75,878.76-29,835.04

Finding the Fourth Proportional to 54,986.08, 75,878.76 and 29,835.04

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Solution

The fourth proportional to 54,986.08, 75,878.76 and 29,835.04 is: 41,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,986.08 : 75,878.76 = 29,835.04 : x
  2. Step 2: Convert to fraction form
    54,986.08/75,878.76 = 29,835.04/x
  3. Step 3: Cross multiply
    54,986.08x = 75,878.76 × 29,835.04
  4. Step 4: Simplify right side
    54,986.08x = 2,263,845,839.75
  5. Step 5: Solve for x
    x = 2,263,845,839.75/54,986.08
  6. Step 6: Final answer
    x = 41,171.25

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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.