Home / 48,741.36-67,264.20-27,520.80

Finding the Fourth Proportional to 48,741.36, 67,264.20 and 27,520.80

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Solution

The fourth proportional to 48,741.36, 67,264.20 and 27,520.80 is: 37,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,741.36 : 67,264.20 = 27,520.80 : x
  2. Step 2: Convert to fraction form
    48,741.36/67,264.20 = 27,520.80/x
  3. Step 3: Cross multiply
    48,741.36x = 67,264.20 × 27,520.80
  4. Step 4: Simplify right side
    48,741.36x = 1,851,164,595.36
  5. Step 5: Solve for x
    x = 1,851,164,595.36/48,741.36
  6. Step 6: Final answer
    x = 37,979.34

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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.