Home / 195,812.10-293,718.15-185,703.30

Finding the Fourth Proportional to 195,812.10, 293,718.15 and 185,703.30

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Solution

The fourth proportional to 195,812.10, 293,718.15 and 185,703.30 is: 278,554.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,812.10 : 293,718.15 = 185,703.30 : x
  2. Step 2: Convert to fraction form
    195,812.10/293,718.15 = 185,703.30/x
  3. Step 3: Cross multiply
    195,812.10x = 293,718.15 × 185,703.30
  4. Step 4: Simplify right side
    195,812.10x = 54,544,429,724.90
  5. Step 5: Solve for x
    x = 54,544,429,724.90/195,812.10
  6. Step 6: Final answer
    x = 278,554.95

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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.