Home / 141,018.40-211,527.60-131,176.90

Finding the Fourth Proportional to 141,018.40, 211,527.60 and 131,176.90

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Solution

The fourth proportional to 141,018.40, 211,527.60 and 131,176.90 is: 196,765.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,018.40 : 211,527.60 = 131,176.90 : x
  2. Step 2: Convert to fraction form
    141,018.40/211,527.60 = 131,176.90/x
  3. Step 3: Cross multiply
    141,018.40x = 211,527.60 × 131,176.90
  4. Step 4: Simplify right side
    141,018.40x = 27,747,534,832.44
  5. Step 5: Solve for x
    x = 27,747,534,832.44/141,018.40
  6. Step 6: Final answer
    x = 196,765.35

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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.