Home / 174,628.20-261,942.30-155,965.80

Finding the Fourth Proportional to 174,628.20, 261,942.30 and 155,965.80

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Solution

The fourth proportional to 174,628.20, 261,942.30 and 155,965.80 is: 233,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,628.20 : 261,942.30 = 155,965.80 : x
  2. Step 2: Convert to fraction form
    174,628.20/261,942.30 = 155,965.80/x
  3. Step 3: Cross multiply
    174,628.20x = 261,942.30 × 155,965.80
  4. Step 4: Simplify right side
    174,628.20x = 40,854,040,373.34
  5. Step 5: Solve for x
    x = 40,854,040,373.34/174,628.20
  6. Step 6: Final answer
    x = 233,948.70

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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.