Home / 175,192.54-262,807.13-80,406.54

Finding the Fourth Proportional to 175,192.54, 262,807.13 and 80,406.54

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Solution

The fourth proportional to 175,192.54, 262,807.13 and 80,406.54 is: 120,618.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,192.54 : 262,807.13 = 80,406.54 : x
  2. Step 2: Convert to fraction form
    175,192.54/262,807.13 = 80,406.54/x
  3. Step 3: Cross multiply
    175,192.54x = 262,807.13 × 80,406.54
  4. Step 4: Simplify right side
    175,192.54x = 21,131,412,211.65
  5. Step 5: Solve for x
    x = 21,131,412,211.65/175,192.54
  6. Step 6: Final answer
    x = 120,618.22

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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.