Home / 195,010.80-292,516.20-121,282.80

Finding the Fourth Proportional to 195,010.80, 292,516.20 and 121,282.80

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Solution

The fourth proportional to 195,010.80, 292,516.20 and 121,282.80 is: 181,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,010.80 : 292,516.20 = 121,282.80 : x
  2. Step 2: Convert to fraction form
    195,010.80/292,516.20 = 121,282.80/x
  3. Step 3: Cross multiply
    195,010.80x = 292,516.20 × 121,282.80
  4. Step 4: Simplify right side
    195,010.80x = 35,477,183,781.36
  5. Step 5: Solve for x
    x = 35,477,183,781.36/195,010.80
  6. Step 6: Final answer
    x = 181,924.20

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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.