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Finding the Fourth Proportional to 186,341.84, 279,558.84 and 61,695.44

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Solution

The fourth proportional to 186,341.84, 279,558.84 and 61,695.44 is: 92,558.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,341.84 : 279,558.84 = 61,695.44 : x
  2. Step 2: Convert to fraction form
    186,341.84/279,558.84 = 61,695.44/x
  3. Step 3: Cross multiply
    186,341.84x = 279,558.84 × 61,695.44
  4. Step 4: Simplify right side
    186,341.84x = 17,247,505,639.69
  5. Step 5: Solve for x
    x = 17,247,505,639.69/186,341.84
  6. Step 6: Final answer
    x = 92,558.42

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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.