Home / 125,758.80-173,544.54-68,399.25

Finding the Fourth Proportional to 125,758.80, 173,544.54 and 68,399.25

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Solution

The fourth proportional to 125,758.80, 173,544.54 and 68,399.25 is: 94,389.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,758.80 : 173,544.54 = 68,399.25 : x
  2. Step 2: Convert to fraction form
    125,758.80/173,544.54 = 68,399.25/x
  3. Step 3: Cross multiply
    125,758.80x = 173,544.54 × 68,399.25
  4. Step 4: Simplify right side
    125,758.80x = 11,870,316,377.60
  5. Step 5: Solve for x
    x = 11,870,316,377.60/125,758.80
  6. Step 6: Final answer
    x = 94,389.55

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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.