Home / 48,789.59-67,328.75-27,568.40

Finding the Fourth Proportional to 48,789.59, 67,328.75 and 27,568.40

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Solution

The fourth proportional to 48,789.59, 67,328.75 and 27,568.40 is: 38,043.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,789.59 : 67,328.75 = 27,568.40 : x
  2. Step 2: Convert to fraction form
    48,789.59/67,328.75 = 27,568.40/x
  3. Step 3: Cross multiply
    48,789.59x = 67,328.75 × 27,568.40
  4. Step 4: Simplify right side
    48,789.59x = 1,856,145,643.78
  5. Step 5: Solve for x
    x = 1,856,145,643.78/48,789.59
  6. Step 6: Final answer
    x = 38,043.89

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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.