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Finding the Fourth Proportional to 186,592.16, 279,823.44 and 61,904

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Solution

The fourth proportional to 186,592.16, 279,823.44 and 61,904 is: 92,834.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,592.16 : 279,823.44 = 61,904 : x
  2. Step 2: Convert to fraction form
    186,592.16/279,823.44 = 61,904/x
  3. Step 3: Cross multiply
    186,592.16x = 279,823.44 × 61,904
  4. Step 4: Simplify right side
    186,592.16x = 17,322,190,229.76
  5. Step 5: Solve for x
    x = 17,322,190,229.76/186,592.16
  6. Step 6: Final answer
    x = 92,834.50

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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.