Home / 229,835.09-344,807.85-72,063.56

Finding the Fourth Proportional to 229,835.09, 344,807.85 and 72,063.56

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Solution

The fourth proportional to 229,835.09, 344,807.85 and 72,063.56 is: 108,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,835.09 : 344,807.85 = 72,063.56 : x
  2. Step 2: Convert to fraction form
    229,835.09/344,807.85 = 72,063.56/x
  3. Step 3: Cross multiply
    229,835.09x = 344,807.85 × 72,063.56
  4. Step 4: Simplify right side
    229,835.09x = 24,848,081,186.95
  5. Step 5: Solve for x
    x = 24,848,081,186.95/229,835.09
  6. Step 6: Final answer
    x = 108,112.65

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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.