Home / 179,911.40-248,281.61-99,344.07

Finding the Fourth Proportional to 179,911.40, 248,281.61 and 99,344.07

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Solution

The fourth proportional to 179,911.40, 248,281.61 and 99,344.07 is: 137,096.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,911.40 : 248,281.61 = 99,344.07 : x
  2. Step 2: Convert to fraction form
    179,911.40/248,281.61 = 99,344.07/x
  3. Step 3: Cross multiply
    179,911.40x = 248,281.61 × 99,344.07
  4. Step 4: Simplify right side
    179,911.40x = 24,665,305,146.83
  5. Step 5: Solve for x
    x = 24,665,305,146.83/179,911.40
  6. Step 6: Final answer
    x = 137,096.96

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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.