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Finding the Fourth Proportional to 70,691.84, 106,052.34 and 23,943.50

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Solution

The fourth proportional to 70,691.84, 106,052.34 and 23,943.50 is: 35,920.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,691.84 : 106,052.34 = 23,943.50 : x
  2. Step 2: Convert to fraction form
    70,691.84/106,052.34 = 23,943.50/x
  3. Step 3: Cross multiply
    70,691.84x = 106,052.34 × 23,943.50
  4. Step 4: Simplify right side
    70,691.84x = 2,539,264,202.79
  5. Step 5: Solve for x
    x = 2,539,264,202.79/70,691.84
  6. Step 6: Final answer
    x = 35,920.19

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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.