Home / 229,979.93-344,984.48-72,214.61

Finding the Fourth Proportional to 229,979.93, 344,984.48 and 72,214.61

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Solution

The fourth proportional to 229,979.93, 344,984.48 and 72,214.61 is: 108,326.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,979.93 : 344,984.48 = 72,214.61 : x
  2. Step 2: Convert to fraction form
    229,979.93/344,984.48 = 72,214.61/x
  3. Step 3: Cross multiply
    229,979.93x = 344,984.48 × 72,214.61
  4. Step 4: Simplify right side
    229,979.93x = 24,912,917,593.26
  5. Step 5: Solve for x
    x = 24,912,917,593.26/229,979.93
  6. Step 6: Final answer
    x = 108,326.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.