Home / 141,514.98-195,294.33-76,988.24

Finding the Fourth Proportional to 141,514.98, 195,294.33 and 76,988.24

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Solution

The fourth proportional to 141,514.98, 195,294.33 and 76,988.24 is: 106,245.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,514.98 : 195,294.33 = 76,988.24 : x
  2. Step 2: Convert to fraction form
    141,514.98/195,294.33 = 76,988.24/x
  3. Step 3: Cross multiply
    141,514.98x = 195,294.33 × 76,988.24
  4. Step 4: Simplify right side
    141,514.98x = 15,035,365,772.21
  5. Step 5: Solve for x
    x = 15,035,365,772.21/141,514.98
  6. Step 6: Final answer
    x = 106,245.75

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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.