Home / 179,262.35-247,378.15-98,686.79

Finding the Fourth Proportional to 179,262.35, 247,378.15 and 98,686.79

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Solution

The fourth proportional to 179,262.35, 247,378.15 and 98,686.79 is: 136,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,262.35 : 247,378.15 = 98,686.79 : x
  2. Step 2: Convert to fraction form
    179,262.35/247,378.15 = 98,686.79/x
  3. Step 3: Cross multiply
    179,262.35x = 247,378.15 × 98,686.79
  4. Step 4: Simplify right side
    179,262.35x = 24,412,955,539.64
  5. Step 5: Solve for x
    x = 24,412,955,539.64/179,262.35
  6. Step 6: Final answer
    x = 136,185.63

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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.