Home / 128,525.44-192,786.18-35,030.92

Finding the Fourth Proportional to 128,525.44, 192,786.18 and 35,030.92

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Solution

The fourth proportional to 128,525.44, 192,786.18 and 35,030.92 is: 52,545.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,525.44 : 192,786.18 = 35,030.92 : x
  2. Step 2: Convert to fraction form
    128,525.44/192,786.18 = 35,030.92/x
  3. Step 3: Cross multiply
    128,525.44x = 192,786.18 × 35,030.92
  4. Step 4: Simplify right side
    128,525.44x = 6,753,477,248.69
  5. Step 5: Solve for x
    x = 6,753,477,248.69/128,525.44
  6. Step 6: Final answer
    x = 52,545.84

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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.