Home / 126,419.82-174,466.35-69,829.98

Finding the Fourth Proportional to 126,419.82, 174,466.35 and 69,829.98

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Solution

The fourth proportional to 126,419.82, 174,466.35 and 69,829.98 is: 96,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,419.82 : 174,466.35 = 69,829.98 : x
  2. Step 2: Convert to fraction form
    126,419.82/174,466.35 = 69,829.98/x
  3. Step 3: Cross multiply
    126,419.82x = 174,466.35 × 69,829.98
  4. Step 4: Simplify right side
    126,419.82x = 12,182,981,731.17
  5. Step 5: Solve for x
    x = 12,182,981,731.17/126,419.82
  6. Step 6: Final answer
    x = 96,369.24

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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.