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Finding the Fourth Proportional to 70,832.36, 106,259.42 and 24,074.28

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Solution

The fourth proportional to 70,832.36, 106,259.42 and 24,074.28 is: 36,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,832.36 : 106,259.42 = 24,074.28 : x
  2. Step 2: Convert to fraction form
    70,832.36/106,259.42 = 24,074.28/x
  3. Step 3: Cross multiply
    70,832.36x = 106,259.42 × 24,074.28
  4. Step 4: Simplify right side
    70,832.36x = 2,558,119,029.72
  5. Step 5: Solve for x
    x = 2,558,119,029.72/70,832.36
  6. Step 6: Final answer
    x = 36,115.12

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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.