Home / 40,079.73-55,310.91-22,176.01

Finding the Fourth Proportional to 40,079.73, 55,310.91 and 22,176.01

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Solution

The fourth proportional to 40,079.73, 55,310.91 and 22,176.01 is: 30,603.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,079.73 : 55,310.91 = 22,176.01 : x
  2. Step 2: Convert to fraction form
    40,079.73/55,310.91 = 22,176.01/x
  3. Step 3: Cross multiply
    40,079.73x = 55,310.91 × 22,176.01
  4. Step 4: Simplify right side
    40,079.73x = 1,226,575,293.27
  5. Step 5: Solve for x
    x = 1,226,575,293.27/40,079.73
  6. Step 6: Final answer
    x = 30,603.38

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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.