Home / 120,793.24-181,255.02-70,970.65

Finding the Fourth Proportional to 120,793.24, 181,255.02 and 70,970.65

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Solution

The fourth proportional to 120,793.24, 181,255.02 and 70,970.65 is: 106,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,793.24 : 181,255.02 = 70,970.65 : x
  2. Step 2: Convert to fraction form
    120,793.24/181,255.02 = 70,970.65/x
  3. Step 3: Cross multiply
    120,793.24x = 181,255.02 × 70,970.65
  4. Step 4: Simplify right side
    120,793.24x = 12,863,786,585.16
  5. Step 5: Solve for x
    x = 12,863,786,585.16/120,793.24
  6. Step 6: Final answer
    x = 106,494.26

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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.