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Finding the Fourth Proportional to 186,224.59, 279,363.14 and 59,822.45

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Solution

The fourth proportional to 186,224.59, 279,363.14 and 59,822.45 is: 89,742.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,224.59 : 279,363.14 = 59,822.45 : x
  2. Step 2: Convert to fraction form
    186,224.59/279,363.14 = 59,822.45/x
  3. Step 3: Cross multiply
    186,224.59x = 279,363.14 × 59,822.45
  4. Step 4: Simplify right side
    186,224.59x = 16,712,187,474.49
  5. Step 5: Solve for x
    x = 16,712,187,474.49/186,224.59
  6. Step 6: Final answer
    x = 89,742.11

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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.