Home / 51,360.44-70,713.86-45,305.48

Finding the Fourth Proportional to 51,360.44, 70,713.86 and 45,305.48

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Solution

The fourth proportional to 51,360.44, 70,713.86 and 45,305.48 is: 62,377.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,360.44 : 70,713.86 = 45,305.48 : x
  2. Step 2: Convert to fraction form
    51,360.44/70,713.86 = 45,305.48/x
  3. Step 3: Cross multiply
    51,360.44x = 70,713.86 × 45,305.48
  4. Step 4: Simplify right side
    51,360.44x = 3,203,724,789.86
  5. Step 5: Solve for x
    x = 3,203,724,789.86/51,360.44
  6. Step 6: Final answer
    x = 62,377.29

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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.