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Finding the Fourth Proportional to 186,281.52, 279,422.37 and 61,622.52

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Solution

The fourth proportional to 186,281.52, 279,422.37 and 61,622.52 is: 92,433.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,281.52 : 279,422.37 = 61,622.52 : x
  2. Step 2: Convert to fraction form
    186,281.52/279,422.37 = 61,622.52/x
  3. Step 3: Cross multiply
    186,281.52x = 279,422.37 × 61,622.52
  4. Step 4: Simplify right side
    186,281.52x = 17,218,710,583.77
  5. Step 5: Solve for x
    x = 17,218,710,583.77/186,281.52
  6. Step 6: Final answer
    x = 92,433.81

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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.