Home / 124,596.82-186,778.59-69,076.18

Finding the Fourth Proportional to 124,596.82, 186,778.59 and 69,076.18

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Solution

The fourth proportional to 124,596.82, 186,778.59 and 69,076.18 is: 103,549.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,596.82 : 186,778.59 = 69,076.18 : x
  2. Step 2: Convert to fraction form
    124,596.82/186,778.59 = 69,076.18/x
  3. Step 3: Cross multiply
    124,596.82x = 186,778.59 × 69,076.18
  4. Step 4: Simplify right side
    124,596.82x = 12,901,951,502.99
  5. Step 5: Solve for x
    x = 12,901,951,502.99/124,596.82
  6. Step 6: Final answer
    x = 103,549.61

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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.