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Finding the Fourth Proportional to 68,012.68, 93,855.62 and 37,797.24

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Solution

The fourth proportional to 68,012.68, 93,855.62 and 37,797.24 is: 52,159.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,012.68 : 93,855.62 = 37,797.24 : x
  2. Step 2: Convert to fraction form
    68,012.68/93,855.62 = 37,797.24/x
  3. Step 3: Cross multiply
    68,012.68x = 93,855.62 × 37,797.24
  4. Step 4: Simplify right side
    68,012.68x = 3,547,483,394.49
  5. Step 5: Solve for x
    x = 3,547,483,394.49/68,012.68
  6. Step 6: Final answer
    x = 52,159.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.