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Finding the Fourth Proportional to 195,875.80, 270,303.78 and 114,218.92

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Solution

The fourth proportional to 195,875.80, 270,303.78 and 114,218.92 is: 157,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,875.80 : 270,303.78 = 114,218.92 : x
  2. Step 2: Convert to fraction form
    195,875.80/270,303.78 = 114,218.92/x
  3. Step 3: Cross multiply
    195,875.80x = 270,303.78 × 114,218.92
  4. Step 4: Simplify right side
    195,875.80x = 30,873,805,823.52
  5. Step 5: Solve for x
    x = 30,873,805,823.52/195,875.80
  6. Step 6: Final answer
    x = 157,619.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.