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Finding the Fourth Proportional to 70,035.96, 96,648.99 and 38,204.17

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Solution

The fourth proportional to 70,035.96, 96,648.99 and 38,204.17 is: 52,721.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,035.96 : 96,648.99 = 38,204.17 : x
  2. Step 2: Convert to fraction form
    70,035.96/96,648.99 = 38,204.17/x
  3. Step 3: Cross multiply
    70,035.96x = 96,648.99 × 38,204.17
  4. Step 4: Simplify right side
    70,035.96x = 3,692,394,444.29
  5. Step 5: Solve for x
    x = 3,692,394,444.29/70,035.96
  6. Step 6: Final answer
    x = 52,721.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.