Home / 114,470.38-171,694.62-70,074.28

Finding the Fourth Proportional to 114,470.38, 171,694.62 and 70,074.28

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Solution

The fourth proportional to 114,470.38, 171,694.62 and 70,074.28 is: 105,104.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,470.38 : 171,694.62 = 70,074.28 : x
  2. Step 2: Convert to fraction form
    114,470.38/171,694.62 = 70,074.28/x
  3. Step 3: Cross multiply
    114,470.38x = 171,694.62 × 70,074.28
  4. Step 4: Simplify right side
    114,470.38x = 12,031,376,876.37
  5. Step 5: Solve for x
    x = 12,031,376,876.37/114,470.38
  6. Step 6: Final answer
    x = 105,104.72

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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.