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Finding the Fourth Proportional to 70,808.34, 106,197.08 and 23,412.24

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Solution

The fourth proportional to 70,808.34, 106,197.08 and 23,412.24 is: 35,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,808.34 : 106,197.08 = 23,412.24 : x
  2. Step 2: Convert to fraction form
    70,808.34/106,197.08 = 23,412.24/x
  3. Step 3: Cross multiply
    70,808.34x = 106,197.08 × 23,412.24
  4. Step 4: Simplify right side
    70,808.34x = 2,486,310,993.27
  5. Step 5: Solve for x
    x = 2,486,310,993.27/70,808.34
  6. Step 6: Final answer
    x = 35,113.25

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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.