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Finding the Fourth Proportional to 68,007.61, 93,850.54 and 37,795.74

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Solution

The fourth proportional to 68,007.61, 93,850.54 and 37,795.74 is: 52,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,007.61 : 93,850.54 = 37,795.74 : x
  2. Step 2: Convert to fraction form
    68,007.61/93,850.54 = 37,795.74/x
  3. Step 3: Cross multiply
    68,007.61x = 93,850.54 × 37,795.74
  4. Step 4: Simplify right side
    68,007.61x = 3,547,150,608.70
  5. Step 5: Solve for x
    x = 3,547,150,608.70/68,007.61
  6. Step 6: Final answer
    x = 52,158.15

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1.5x scale

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.