Home / 141,322.20-211,983.30-137,226.20

Finding the Fourth Proportional to 141,322.20, 211,983.30 and 137,226.20

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Solution

The fourth proportional to 141,322.20, 211,983.30 and 137,226.20 is: 205,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,322.20 : 211,983.30 = 137,226.20 : x
  2. Step 2: Convert to fraction form
    141,322.20/211,983.30 = 137,226.20/x
  3. Step 3: Cross multiply
    141,322.20x = 211,983.30 × 137,226.20
  4. Step 4: Simplify right side
    141,322.20x = 29,089,662,722.46
  5. Step 5: Solve for x
    x = 29,089,662,722.46/141,322.20
  6. Step 6: Final answer
    x = 205,839.30

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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.