Home / 175,778.91-263,415.85-99,937.80

Finding the Fourth Proportional to 175,778.91, 263,415.85 and 99,937.80

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Solution

The fourth proportional to 175,778.91, 263,415.85 and 99,937.80 is: 149,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,778.91 : 263,415.85 = 99,937.80 : x
  2. Step 2: Convert to fraction form
    175,778.91/263,415.85 = 99,937.80/x
  3. Step 3: Cross multiply
    175,778.91x = 263,415.85 × 99,937.80
  4. Step 4: Simplify right side
    175,778.91x = 26,325,200,284.29
  5. Step 5: Solve for x
    x = 26,325,200,284.29/175,778.91
  6. Step 6: Final answer
    x = 149,763.13

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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.