Home / 47,979.64-66,219.92-27,853.24

Finding the Fourth Proportional to 47,979.64, 66,219.92 and 27,853.24

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Solution

The fourth proportional to 47,979.64, 66,219.92 and 27,853.24 is: 38,442.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,979.64 : 66,219.92 = 27,853.24 : x
  2. Step 2: Convert to fraction form
    47,979.64/66,219.92 = 27,853.24/x
  3. Step 3: Cross multiply
    47,979.64x = 66,219.92 × 27,853.24
  4. Step 4: Simplify right side
    47,979.64x = 1,844,439,324.54
  5. Step 5: Solve for x
    x = 1,844,439,324.54/47,979.64
  6. Step 6: Final answer
    x = 38,442.13

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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.