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Finding the Fourth Proportional to 70,673.55, 106,025.94 and 23,286.72

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Solution

The fourth proportional to 70,673.55, 106,025.94 and 23,286.72 is: 34,935.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,673.55 : 106,025.94 = 23,286.72 : x
  2. Step 2: Convert to fraction form
    70,673.55/106,025.94 = 23,286.72/x
  3. Step 3: Cross multiply
    70,673.55x = 106,025.94 × 23,286.72
  4. Step 4: Simplify right side
    70,673.55x = 2,468,996,775.11
  5. Step 5: Solve for x
    x = 2,468,996,775.11/70,673.55
  6. Step 6: Final answer
    x = 34,935.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.