Home / 126,384.84-174,408.66-69,795

Finding the Fourth Proportional to 126,384.84, 174,408.66 and 69,795

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Solution

The fourth proportional to 126,384.84, 174,408.66 and 69,795 is: 96,315.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,384.84 : 174,408.66 = 69,795 : x
  2. Step 2: Convert to fraction form
    126,384.84/174,408.66 = 69,795/x
  3. Step 3: Cross multiply
    126,384.84x = 174,408.66 × 69,795
  4. Step 4: Simplify right side
    126,384.84x = 12,172,852,424.70
  5. Step 5: Solve for x
    x = 12,172,852,424.70/126,384.84
  6. Step 6: Final answer
    x = 96,315.76

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