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Finding the Fourth Proportional to 68,017.05, 93,849.03 and 41,154.21

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Solution

The fourth proportional to 68,017.05, 93,849.03 and 41,154.21 is: 56,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,017.05 : 93,849.03 = 41,154.21 : x
  2. Step 2: Convert to fraction form
    68,017.05/93,849.03 = 41,154.21/x
  3. Step 3: Cross multiply
    68,017.05x = 93,849.03 × 41,154.21
  4. Step 4: Simplify right side
    68,017.05x = 3,862,282,688.92
  5. Step 5: Solve for x
    x = 3,862,282,688.92/68,017.05
  6. Step 6: Final answer
    x = 56,784.04

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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.