Home / 48,660.96-67,190.13-38,080.74

Finding the Fourth Proportional to 48,660.96, 67,190.13 and 38,080.74

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Solution

The fourth proportional to 48,660.96, 67,190.13 and 38,080.74 is: 52,581.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,660.96 : 67,190.13 = 38,080.74 : x
  2. Step 2: Convert to fraction form
    48,660.96/67,190.13 = 38,080.74/x
  3. Step 3: Cross multiply
    48,660.96x = 67,190.13 × 38,080.74
  4. Step 4: Simplify right side
    48,660.96x = 2,558,649,871.10
  5. Step 5: Solve for x
    x = 2,558,649,871.10/48,660.96
  6. Step 6: Final answer
    x = 52,581.16

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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.