Home / 70,035.50-105,054.17-23,288.38

Finding the Fourth Proportional to 70,035.50, 105,054.17 and 23,288.38

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Solution

The fourth proportional to 70,035.50, 105,054.17 and 23,288.38 is: 34,932.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,035.50 : 105,054.17 = 23,288.38 : x
  2. Step 2: Convert to fraction form
    70,035.50/105,054.17 = 23,288.38/x
  3. Step 3: Cross multiply
    70,035.50x = 105,054.17 × 23,288.38
  4. Step 4: Simplify right side
    70,035.50x = 2,446,541,431.54
  5. Step 5: Solve for x
    x = 2,446,541,431.54/70,035.50
  6. Step 6: Final answer
    x = 34,932.88

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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.