Home / 126,064.80-173,969.41-69,476.17

Finding the Fourth Proportional to 126,064.80, 173,969.41 and 69,476.17

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Solution

The fourth proportional to 126,064.80, 173,969.41 and 69,476.17 is: 95,877.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,064.80 : 173,969.41 = 69,476.17 : x
  2. Step 2: Convert to fraction form
    126,064.80/173,969.41 = 69,476.17/x
  3. Step 3: Cross multiply
    126,064.80x = 173,969.41 × 69,476.17
  4. Step 4: Simplify right side
    126,064.80x = 12,086,728,303.96
  5. Step 5: Solve for x
    x = 12,086,728,303.96/126,064.80
  6. Step 6: Final answer
    x = 95,877.11

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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.