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Finding the Fourth Proportional to 48,520.88, 66,958.48 and 27,300.24

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Solution

The fourth proportional to 48,520.88, 66,958.48 and 27,300.24 is: 37,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,520.88 : 66,958.48 = 27,300.24 : x
  2. Step 2: Convert to fraction form
    48,520.88/66,958.48 = 27,300.24/x
  3. Step 3: Cross multiply
    48,520.88x = 66,958.48 × 27,300.24
  4. Step 4: Simplify right side
    48,520.88x = 1,827,982,574.04
  5. Step 5: Solve for x
    x = 1,827,982,574.04/48,520.88
  6. Step 6: Final answer
    x = 37,674.14

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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.