Home / 70,524.53-105,787.19-17,934.05

Finding the Fourth Proportional to 70,524.53, 105,787.19 and 17,934.05

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Solution

The fourth proportional to 70,524.53, 105,787.19 and 17,934.05 is: 26,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,524.53 : 105,787.19 = 17,934.05 : x
  2. Step 2: Convert to fraction form
    70,524.53/105,787.19 = 17,934.05/x
  3. Step 3: Cross multiply
    70,524.53x = 105,787.19 × 17,934.05
  4. Step 4: Simplify right side
    70,524.53x = 1,897,192,665.15
  5. Step 5: Solve for x
    x = 1,897,192,665.15/70,524.53
  6. Step 6: Final answer
    x = 26,901.17

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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.