Home / 186,058.82-278,996.18-79,426.16

Finding the Fourth Proportional to 186,058.82, 278,996.18 and 79,426.16

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Solution

The fourth proportional to 186,058.82, 278,996.18 and 79,426.16 is: 119,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,058.82 : 278,996.18 = 79,426.16 : x
  2. Step 2: Convert to fraction form
    186,058.82/278,996.18 = 79,426.16/x
  3. Step 3: Cross multiply
    186,058.82x = 278,996.18 × 79,426.16
  4. Step 4: Simplify right side
    186,058.82x = 22,159,593,439.96
  5. Step 5: Solve for x
    x = 22,159,593,439.96/186,058.82
  6. Step 6: Final answer
    x = 119,099.94

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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.