Home / 192,667.08-289,001.04-103,962.36

Finding the Fourth Proportional to 192,667.08, 289,001.04 and 103,962.36

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Solution

The fourth proportional to 192,667.08, 289,001.04 and 103,962.36 is: 155,943.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,667.08 : 289,001.04 = 103,962.36 : x
  2. Step 2: Convert to fraction form
    192,667.08/289,001.04 = 103,962.36/x
  3. Step 3: Cross multiply
    192,667.08x = 289,001.04 × 103,962.36
  4. Step 4: Simplify right side
    192,667.08x = 30,045,230,160.85
  5. Step 5: Solve for x
    x = 30,045,230,160.85/192,667.08
  6. Step 6: Final answer
    x = 155,943.77

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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.