Home / 125,905.06-173,758.80-69,326.56

Finding the Fourth Proportional to 125,905.06, 173,758.80 and 69,326.56

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Solution

The fourth proportional to 125,905.06, 173,758.80 and 69,326.56 is: 95,676.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,905.06 : 173,758.80 = 69,326.56 : x
  2. Step 2: Convert to fraction form
    125,905.06/173,758.80 = 69,326.56/x
  3. Step 3: Cross multiply
    125,905.06x = 173,758.80 × 69,326.56
  4. Step 4: Simplify right side
    125,905.06x = 12,046,099,873.73
  5. Step 5: Solve for x
    x = 12,046,099,873.73/125,905.06
  6. Step 6: Final answer
    x = 95,676.06

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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.