Home / 125,848.62-173,669.67-69,258.78

Finding the Fourth Proportional to 125,848.62, 173,669.67 and 69,258.78

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Solution

The fourth proportional to 125,848.62, 173,669.67 and 69,258.78 is: 95,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,848.62 : 173,669.67 = 69,258.78 : x
  2. Step 2: Convert to fraction form
    125,848.62/173,669.67 = 69,258.78/x
  3. Step 3: Cross multiply
    125,848.62x = 173,669.67 × 69,258.78
  4. Step 4: Simplify right side
    125,848.62x = 12,028,149,467.20
  5. Step 5: Solve for x
    x = 12,028,149,467.20/125,848.62
  6. Step 6: Final answer
    x = 95,576.33

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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.