Home / 54,750.33-75,555.46-30,877.02

Finding the Fourth Proportional to 54,750.33, 75,555.46 and 30,877.02

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Solution

The fourth proportional to 54,750.33, 75,555.46 and 30,877.02 is: 42,610.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,750.33 : 75,555.46 = 30,877.02 : x
  2. Step 2: Convert to fraction form
    54,750.33/75,555.46 = 30,877.02/x
  3. Step 3: Cross multiply
    54,750.33x = 75,555.46 × 30,877.02
  4. Step 4: Simplify right side
    54,750.33x = 2,332,927,613.78
  5. Step 5: Solve for x
    x = 2,332,927,613.78/54,750.33
  6. Step 6: Final answer
    x = 42,610.29

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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.