Home / 195,383.23-293,010.58-69,000.55

Finding the Fourth Proportional to 195,383.23, 293,010.58 and 69,000.55

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Solution

The fourth proportional to 195,383.23, 293,010.58 and 69,000.55 is: 103,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,383.23 : 293,010.58 = 69,000.55 : x
  2. Step 2: Convert to fraction form
    195,383.23/293,010.58 = 69,000.55/x
  3. Step 3: Cross multiply
    195,383.23x = 293,010.58 × 69,000.55
  4. Step 4: Simplify right side
    195,383.23x = 20,217,891,175.82
  5. Step 5: Solve for x
    x = 20,217,891,175.82/195,383.23
  6. Step 6: Final answer
    x = 103,478.13

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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.