Home / 195,815.10-293,722.65-185,706.30

Finding the Fourth Proportional to 195,815.10, 293,722.65 and 185,706.30

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Solution

The fourth proportional to 195,815.10, 293,722.65 and 185,706.30 is: 278,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,815.10 : 293,722.65 = 185,706.30 : x
  2. Step 2: Convert to fraction form
    195,815.10/293,722.65 = 185,706.30/x
  3. Step 3: Cross multiply
    195,815.10x = 293,722.65 × 185,706.30
  4. Step 4: Simplify right side
    195,815.10x = 54,546,146,557.70
  5. Step 5: Solve for x
    x = 54,546,146,557.70/195,815.10
  6. Step 6: Final answer
    x = 278,559.45

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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.