Home / 179,908.79-248,269.40-99,334.58

Finding the Fourth Proportional to 179,908.79, 248,269.40 and 99,334.58

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Solution

The fourth proportional to 179,908.79, 248,269.40 and 99,334.58 is: 137,079.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,908.79 : 248,269.40 = 99,334.58 : x
  2. Step 2: Convert to fraction form
    179,908.79/248,269.40 = 99,334.58/x
  3. Step 3: Cross multiply
    179,908.79x = 248,269.40 × 99,334.58
  4. Step 4: Simplify right side
    179,908.79x = 24,661,736,575.85
  5. Step 5: Solve for x
    x = 24,661,736,575.85/179,908.79
  6. Step 6: Final answer
    x = 137,079.11

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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.