Home / 141,894.06-195,847.92-85,294.50

Finding the Fourth Proportional to 141,894.06, 195,847.92 and 85,294.50

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Solution

The fourth proportional to 141,894.06, 195,847.92 and 85,294.50 is: 117,726.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,894.06 : 195,847.92 = 85,294.50 : x
  2. Step 2: Convert to fraction form
    141,894.06/195,847.92 = 85,294.50/x
  3. Step 3: Cross multiply
    141,894.06x = 195,847.92 × 85,294.50
  4. Step 4: Simplify right side
    141,894.06x = 16,704,750,412.44
  5. Step 5: Solve for x
    x = 16,704,750,412.44/141,894.06
  6. Step 6: Final answer
    x = 117,726.92

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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.