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Finding the Fourth Proportional to 68,041.30, 93,902.16 and 37,829.02

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Solution

The fourth proportional to 68,041.30, 93,902.16 and 37,829.02 is: 52,206.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,041.30 : 93,902.16 = 37,829.02 : x
  2. Step 2: Convert to fraction form
    68,041.30/93,902.16 = 37,829.02/x
  3. Step 3: Cross multiply
    68,041.30x = 93,902.16 × 37,829.02
  4. Step 4: Simplify right side
    68,041.30x = 3,552,226,688.68
  5. Step 5: Solve for x
    x = 3,552,226,688.68/68,041.30
  6. Step 6: Final answer
    x = 52,206.92

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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.