Home / 179,984.91-248,394.56-99,421.23

Finding the Fourth Proportional to 179,984.91, 248,394.56 and 99,421.23

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Solution

The fourth proportional to 179,984.91, 248,394.56 and 99,421.23 is: 137,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,984.91 : 248,394.56 = 99,421.23 : x
  2. Step 2: Convert to fraction form
    179,984.91/248,394.56 = 99,421.23/x
  3. Step 3: Cross multiply
    179,984.91x = 248,394.56 × 99,421.23
  4. Step 4: Simplify right side
    179,984.91x = 24,695,692,183.40
  5. Step 5: Solve for x
    x = 24,695,692,183.40/179,984.91
  6. Step 6: Final answer
    x = 137,209.79

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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.