Home / 70,375.36-105,486.27-25,964.68

Finding the Fourth Proportional to 70,375.36, 105,486.27 and 25,964.68

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Solution

The fourth proportional to 70,375.36, 105,486.27 and 25,964.68 is: 38,918.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,375.36 : 105,486.27 = 25,964.68 : x
  2. Step 2: Convert to fraction form
    70,375.36/105,486.27 = 25,964.68/x
  3. Step 3: Cross multiply
    70,375.36x = 105,486.27 × 25,964.68
  4. Step 4: Simplify right side
    70,375.36x = 2,738,917,244.94
  5. Step 5: Solve for x
    x = 2,738,917,244.94/70,375.36
  6. Step 6: Final answer
    x = 38,918.70

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1.5x scale

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.