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Finding the Fourth Proportional to 70,035, 105,053.42 and 23,287.88

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Solution

The fourth proportional to 70,035, 105,053.42 and 23,287.88 is: 34,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,035 : 105,053.42 = 23,287.88 : x
  2. Step 2: Convert to fraction form
    70,035/105,053.42 = 23,287.88/x
  3. Step 3: Cross multiply
    70,035x = 105,053.42 × 23,287.88
  4. Step 4: Simplify right side
    70,035x = 2,446,470,796.84
  5. Step 5: Solve for x
    x = 2,446,470,796.84/70,035
  6. Step 6: Final answer
    x = 34,932.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.