Home / 247,976.62-342,214.80-151,186.07

Finding the Fourth Proportional to 247,976.62, 342,214.80 and 151,186.07

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Solution

The fourth proportional to 247,976.62, 342,214.80 and 151,186.07 is: 208,641.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,976.62 : 342,214.80 = 151,186.07 : x
  2. Step 2: Convert to fraction form
    247,976.62/342,214.80 = 151,186.07/x
  3. Step 3: Cross multiply
    247,976.62x = 342,214.80 × 151,186.07
  4. Step 4: Simplify right side
    247,976.62x = 51,738,110,707.84
  5. Step 5: Solve for x
    x = 51,738,110,707.84/247,976.62
  6. Step 6: Final answer
    x = 208,641.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.