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Finding the Fourth Proportional to 68,017.46, 93,856.95 and 37,797.90

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Solution

The fourth proportional to 68,017.46, 93,856.95 and 37,797.90 is: 52,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,017.46 : 93,856.95 = 37,797.90 : x
  2. Step 2: Convert to fraction form
    68,017.46/93,856.95 = 37,797.90/x
  3. Step 3: Cross multiply
    68,017.46x = 93,856.95 × 37,797.90
  4. Step 4: Simplify right side
    68,017.46x = 3,547,595,628.72
  5. Step 5: Solve for x
    x = 3,547,595,628.72/68,017.46
  6. Step 6: Final answer
    x = 52,157.14

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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.