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Finding the Fourth Proportional to 70,817.50, 106,244.48 and 26,444.55

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Solution

The fourth proportional to 70,817.50, 106,244.48 and 26,444.55 is: 39,673.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,817.50 : 106,244.48 = 26,444.55 : x
  2. Step 2: Convert to fraction form
    70,817.50/106,244.48 = 26,444.55/x
  3. Step 3: Cross multiply
    70,817.50x = 106,244.48 × 26,444.55
  4. Step 4: Simplify right side
    70,817.50x = 2,809,587,463.58
  5. Step 5: Solve for x
    x = 2,809,587,463.58/70,817.50
  6. Step 6: Final answer
    x = 39,673.63

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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.