Home / 40,206.35-55,480.16-23,210.52

Finding the Fourth Proportional to 40,206.35, 55,480.16 and 23,210.52

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Solution

The fourth proportional to 40,206.35, 55,480.16 and 23,210.52 is: 32,027.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,206.35 : 55,480.16 = 23,210.52 : x
  2. Step 2: Convert to fraction form
    40,206.35/55,480.16 = 23,210.52/x
  3. Step 3: Cross multiply
    40,206.35x = 55,480.16 × 23,210.52
  4. Step 4: Simplify right side
    40,206.35x = 1,287,723,443.96
  5. Step 5: Solve for x
    x = 1,287,723,443.96/40,206.35
  6. Step 6: Final answer
    x = 32,027.86

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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.