Home / 192,851.12-289,463.52-93,081.44

Finding the Fourth Proportional to 192,851.12, 289,463.52 and 93,081.44

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Solution

The fourth proportional to 192,851.12, 289,463.52 and 93,081.44 is: 139,712.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,851.12 : 289,463.52 = 93,081.44 : x
  2. Step 2: Convert to fraction form
    192,851.12/289,463.52 = 93,081.44/x
  3. Step 3: Cross multiply
    192,851.12x = 289,463.52 × 93,081.44
  4. Step 4: Simplify right side
    192,851.12x = 26,943,681,269.07
  5. Step 5: Solve for x
    x = 26,943,681,269.07/192,851.12
  6. Step 6: Final answer
    x = 139,712.34

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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.