Home / 126,424.64-174,464.96-69,835.52

Finding the Fourth Proportional to 126,424.64, 174,464.96 and 69,835.52

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Solution

The fourth proportional to 126,424.64, 174,464.96 and 69,835.52 is: 96,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,424.64 : 174,464.96 = 69,835.52 : x
  2. Step 2: Convert to fraction form
    126,424.64/174,464.96 = 69,835.52/x
  3. Step 3: Cross multiply
    126,424.64x = 174,464.96 × 69,835.52
  4. Step 4: Simplify right side
    126,424.64x = 12,183,851,203.38
  5. Step 5: Solve for x
    x = 12,183,851,203.38/126,424.64
  6. Step 6: Final answer
    x = 96,372.44

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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.