Home / 51,120.03-70,540.70-37,698.51

Finding the Fourth Proportional to 51,120.03, 70,540.70 and 37,698.51

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Solution

The fourth proportional to 51,120.03, 70,540.70 and 37,698.51 is: 52,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,120.03 : 70,540.70 = 37,698.51 : x
  2. Step 2: Convert to fraction form
    51,120.03/70,540.70 = 37,698.51/x
  3. Step 3: Cross multiply
    51,120.03x = 70,540.70 × 37,698.51
  4. Step 4: Simplify right side
    51,120.03x = 2,659,279,095.86
  5. Step 5: Solve for x
    x = 2,659,279,095.86/51,120.03
  6. Step 6: Final answer
    x = 52,020.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.