Home / 140,017.35-192,670.88-126,603.75

Finding the Fourth Proportional to 140,017.35, 192,670.88 and 126,603.75

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Solution

The fourth proportional to 140,017.35, 192,670.88 and 126,603.75 is: 174,213.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,017.35 : 192,670.88 = 126,603.75 : x
  2. Step 2: Convert to fraction form
    140,017.35/192,670.88 = 126,603.75/x
  3. Step 3: Cross multiply
    140,017.35x = 192,670.88 × 126,603.75
  4. Step 4: Simplify right side
    140,017.35x = 24,392,855,290.78
  5. Step 5: Solve for x
    x = 24,392,855,290.78/140,017.35
  6. Step 6: Final answer
    x = 174,213.09

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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.