Home / 195,970.12-293,923.68-53,782.18

Finding the Fourth Proportional to 195,970.12, 293,923.68 and 53,782.18

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Solution

The fourth proportional to 195,970.12, 293,923.68 and 53,782.18 is: 80,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,970.12 : 293,923.68 = 53,782.18 : x
  2. Step 2: Convert to fraction form
    195,970.12/293,923.68 = 53,782.18/x
  3. Step 3: Cross multiply
    195,970.12x = 293,923.68 × 53,782.18
  4. Step 4: Simplify right side
    195,970.12x = 15,807,856,264.02
  5. Step 5: Solve for x
    x = 15,807,856,264.02/195,970.12
  6. Step 6: Final answer
    x = 80,664.63

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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.