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Finding the Fourth Proportional to 70,624.26, 105,967.17 and 26,241.12

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Solution

The fourth proportional to 70,624.26, 105,967.17 and 26,241.12 is: 39,373.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,624.26 : 105,967.17 = 26,241.12 : x
  2. Step 2: Convert to fraction form
    70,624.26/105,967.17 = 26,241.12/x
  3. Step 3: Cross multiply
    70,624.26x = 105,967.17 × 26,241.12
  4. Step 4: Simplify right side
    70,624.26x = 2,780,697,224.03
  5. Step 5: Solve for x
    x = 2,780,697,224.03/70,624.26
  6. Step 6: Final answer
    x = 39,373.12

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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.