Home / 192,162.11-288,239.18-64,087.62

Finding the Fourth Proportional to 192,162.11, 288,239.18 and 64,087.62

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Solution

The fourth proportional to 192,162.11, 288,239.18 and 64,087.62 is: 96,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,162.11 : 288,239.18 = 64,087.62 : x
  2. Step 2: Convert to fraction form
    192,162.11/288,239.18 = 64,087.62/x
  3. Step 3: Cross multiply
    192,162.11x = 288,239.18 × 64,087.62
  4. Step 4: Simplify right side
    192,162.11x = 18,472,562,716.51
  5. Step 5: Solve for x
    x = 18,472,562,716.51/192,162.11
  6. Step 6: Final answer
    x = 96,130.10

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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.