Home / 55,632.40-83,456.70-18,194.20

Finding the Fourth Proportional to 55,632.40, 83,456.70 and 18,194.20

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Solution

The fourth proportional to 55,632.40, 83,456.70 and 18,194.20 is: 27,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,632.40 : 83,456.70 = 18,194.20 : x
  2. Step 2: Convert to fraction form
    55,632.40/83,456.70 = 18,194.20/x
  3. Step 3: Cross multiply
    55,632.40x = 83,456.70 × 18,194.20
  4. Step 4: Simplify right side
    55,632.40x = 1,518,427,891.14
  5. Step 5: Solve for x
    x = 1,518,427,891.14/55,632.40
  6. Step 6: Final answer
    x = 27,293.95

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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.