Home / 154,367.12-231,550.08-101,393.36

Finding the Fourth Proportional to 154,367.12, 231,550.08 and 101,393.36

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Solution

The fourth proportional to 154,367.12, 231,550.08 and 101,393.36 is: 152,089.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,367.12 : 231,550.08 = 101,393.36 : x
  2. Step 2: Convert to fraction form
    154,367.12/231,550.08 = 101,393.36/x
  3. Step 3: Cross multiply
    154,367.12x = 231,550.08 × 101,393.36
  4. Step 4: Simplify right side
    154,367.12x = 23,477,640,619.47
  5. Step 5: Solve for x
    x = 23,477,640,619.47/154,367.12
  6. Step 6: Final answer
    x = 152,089.65

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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.