Home / 174,930.30-262,395.45-80,160.30

Finding the Fourth Proportional to 174,930.30, 262,395.45 and 80,160.30

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Solution

The fourth proportional to 174,930.30, 262,395.45 and 80,160.30 is: 120,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,930.30 : 262,395.45 = 80,160.30 : x
  2. Step 2: Convert to fraction form
    174,930.30/262,395.45 = 80,160.30/x
  3. Step 3: Cross multiply
    174,930.30x = 262,395.45 × 80,160.30
  4. Step 4: Simplify right side
    174,930.30x = 21,033,697,990.64
  5. Step 5: Solve for x
    x = 21,033,697,990.64/174,930.30
  6. Step 6: Final answer
    x = 120,240.45

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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.