Home / 195,878.50-293,900.89-107,028.21

Finding the Fourth Proportional to 195,878.50, 293,900.89 and 107,028.21

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Solution

The fourth proportional to 195,878.50, 293,900.89 and 107,028.21 is: 160,587.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,878.50 : 293,900.89 = 107,028.21 : x
  2. Step 2: Convert to fraction form
    195,878.50/293,900.89 = 107,028.21/x
  3. Step 3: Cross multiply
    195,878.50x = 293,900.89 × 107,028.21
  4. Step 4: Simplify right side
    195,878.50x = 31,455,686,174.11
  5. Step 5: Solve for x
    x = 31,455,686,174.11/195,878.50
  6. Step 6: Final answer
    x = 160,587.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.