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Finding the Fourth Proportional to 186,291.48, 279,351.45 and 59,908.35

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Solution

The fourth proportional to 186,291.48, 279,351.45 and 59,908.35 is: 89,834.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,291.48 : 279,351.45 = 59,908.35 : x
  2. Step 2: Convert to fraction form
    186,291.48/279,351.45 = 59,908.35/x
  3. Step 3: Cross multiply
    186,291.48x = 279,351.45 × 59,908.35
  4. Step 4: Simplify right side
    186,291.48x = 16,735,484,439.61
  5. Step 5: Solve for x
    x = 16,735,484,439.61/186,291.48
  6. Step 6: Final answer
    x = 89,834.94

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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.