Home / 47,972.64-66,198-27,554.88

Finding the Fourth Proportional to 47,972.64, 66,198 and 27,554.88

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Solution

The fourth proportional to 47,972.64, 66,198 and 27,554.88 is: 38,023.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,972.64 : 66,198 = 27,554.88 : x
  2. Step 2: Convert to fraction form
    47,972.64/66,198 = 27,554.88/x
  3. Step 3: Cross multiply
    47,972.64x = 66,198 × 27,554.88
  4. Step 4: Simplify right side
    47,972.64x = 1,824,077,946.24
  5. Step 5: Solve for x
    x = 1,824,077,946.24/47,972.64
  6. Step 6: Final answer
    x = 38,023.30

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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.