Home / 192,977.93-289,312.25-91,725.17

Finding the Fourth Proportional to 192,977.93, 289,312.25 and 91,725.17

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Solution

The fourth proportional to 192,977.93, 289,312.25 and 91,725.17 is: 137,514.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,977.93 : 289,312.25 = 91,725.17 : x
  2. Step 2: Convert to fraction form
    192,977.93/289,312.25 = 91,725.17/x
  3. Step 3: Cross multiply
    192,977.93x = 289,312.25 × 91,725.17
  4. Step 4: Simplify right side
    192,977.93x = 26,537,214,097.08
  5. Step 5: Solve for x
    x = 26,537,214,097.08/192,977.93
  6. Step 6: Final answer
    x = 137,514.24

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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.