Home / 192,888.11-289,519.17-93,118.51

Finding the Fourth Proportional to 192,888.11, 289,519.17 and 93,118.51

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Solution

The fourth proportional to 192,888.11, 289,519.17 and 93,118.51 is: 139,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,888.11 : 289,519.17 = 93,118.51 : x
  2. Step 2: Convert to fraction form
    192,888.11/289,519.17 = 93,118.51/x
  3. Step 3: Cross multiply
    192,888.11x = 289,519.17 × 93,118.51
  4. Step 4: Simplify right side
    192,888.11x = 26,959,593,261.24
  5. Step 5: Solve for x
    x = 26,959,593,261.24/192,888.11
  6. Step 6: Final answer
    x = 139,768.04

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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.