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Finding the Fourth Proportional to 62,582.10, 93,900.15 and 36,309.30

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Solution

The fourth proportional to 62,582.10, 93,900.15 and 36,309.30 is: 54,479.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,582.10 : 93,900.15 = 36,309.30 : x
  2. Step 2: Convert to fraction form
    62,582.10/93,900.15 = 36,309.30/x
  3. Step 3: Cross multiply
    62,582.10x = 93,900.15 × 36,309.30
  4. Step 4: Simplify right side
    62,582.10x = 3,409,448,716.40
  5. Step 5: Solve for x
    x = 3,409,448,716.40/62,582.10
  6. Step 6: Final answer
    x = 54,479.62

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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.