Home / 141,244.40-211,866.60-131,402.90

Finding the Fourth Proportional to 141,244.40, 211,866.60 and 131,402.90

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Solution

The fourth proportional to 141,244.40, 211,866.60 and 131,402.90 is: 197,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,244.40 : 211,866.60 = 131,402.90 : x
  2. Step 2: Convert to fraction form
    141,244.40/211,866.60 = 131,402.90/x
  3. Step 3: Cross multiply
    141,244.40x = 211,866.60 × 131,402.90
  4. Step 4: Simplify right side
    141,244.40x = 27,839,885,653.14
  5. Step 5: Solve for x
    x = 27,839,885,653.14/141,244.40
  6. Step 6: Final answer
    x = 197,104.35

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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.