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Finding the Fourth Proportional to 186,687.10, 279,994.20 and 62,028.10

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Solution

The fourth proportional to 186,687.10, 279,994.20 and 62,028.10 is: 93,030.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,687.10 : 279,994.20 = 62,028.10 : x
  2. Step 2: Convert to fraction form
    186,687.10/279,994.20 = 62,028.10/x
  3. Step 3: Cross multiply
    186,687.10x = 279,994.20 × 62,028.10
  4. Step 4: Simplify right side
    186,687.10x = 17,367,508,237.02
  5. Step 5: Solve for x
    x = 17,367,508,237.02/186,687.10
  6. Step 6: Final answer
    x = 93,030.04

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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.