Home / 195,656.80-293,485.20-101,178.40

Finding the Fourth Proportional to 195,656.80, 293,485.20 and 101,178.40

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Solution

The fourth proportional to 195,656.80, 293,485.20 and 101,178.40 is: 151,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,656.80 : 293,485.20 = 101,178.40 : x
  2. Step 2: Convert to fraction form
    195,656.80/293,485.20 = 101,178.40/x
  3. Step 3: Cross multiply
    195,656.80x = 293,485.20 × 101,178.40
  4. Step 4: Simplify right side
    195,656.80x = 29,694,362,959.68
  5. Step 5: Solve for x
    x = 29,694,362,959.68/195,656.80
  6. Step 6: Final answer
    x = 151,767.60

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1.5x scale

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.