Home / 170,028.20-255,032.38-64,857.80

Finding the Fourth Proportional to 170,028.20, 255,032.38 and 64,857.80

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Solution

The fourth proportional to 170,028.20, 255,032.38 and 64,857.80 is: 97,282.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,028.20 : 255,032.38 = 64,857.80 : x
  2. Step 2: Convert to fraction form
    170,028.20/255,032.38 = 64,857.80/x
  3. Step 3: Cross multiply
    170,028.20x = 255,032.38 × 64,857.80
  4. Step 4: Simplify right side
    170,028.20x = 16,540,839,095.56
  5. Step 5: Solve for x
    x = 16,540,839,095.56/170,028.20
  6. Step 6: Final answer
    x = 97,282.92

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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.