Home / 125,940.25-173,797.55-69,351.63

Finding the Fourth Proportional to 125,940.25, 173,797.55 and 69,351.63

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Solution

The fourth proportional to 125,940.25, 173,797.55 and 69,351.63 is: 95,705.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,940.25 : 173,797.55 = 69,351.63 : x
  2. Step 2: Convert to fraction form
    125,940.25/173,797.55 = 69,351.63/x
  3. Step 3: Cross multiply
    125,940.25x = 173,797.55 × 69,351.63
  4. Step 4: Simplify right side
    125,940.25x = 12,053,143,382.51
  5. Step 5: Solve for x
    x = 12,053,143,382.51/125,940.25
  6. Step 6: Final answer
    x = 95,705.25

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1.5x scale

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.