Home / 40,155.08-60,198.66-25,331.40

Finding the Fourth Proportional to 40,155.08, 60,198.66 and 25,331.40

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Solution

The fourth proportional to 40,155.08, 60,198.66 and 25,331.40 is: 37,975.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,155.08 : 60,198.66 = 25,331.40 : x
  2. Step 2: Convert to fraction form
    40,155.08/60,198.66 = 25,331.40/x
  3. Step 3: Cross multiply
    40,155.08x = 60,198.66 × 25,331.40
  4. Step 4: Simplify right side
    40,155.08x = 1,524,916,335.92
  5. Step 5: Solve for x
    x = 1,524,916,335.92/40,155.08
  6. Step 6: Final answer
    x = 37,975.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.