Home / 70,917.42-97,864.77-38,652.36

Finding the Fourth Proportional to 70,917.42, 97,864.77 and 38,652.36

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Solution

The fourth proportional to 70,917.42, 97,864.77 and 38,652.36 is: 53,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,917.42 : 97,864.77 = 38,652.36 : x
  2. Step 2: Convert to fraction form
    70,917.42/97,864.77 = 38,652.36/x
  3. Step 3: Cross multiply
    70,917.42x = 97,864.77 × 38,652.36
  4. Step 4: Simplify right side
    70,917.42x = 3,782,704,321.36
  5. Step 5: Solve for x
    x = 3,782,704,321.36/70,917.42
  6. Step 6: Final answer
    x = 53,339.56

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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.