Home / 159,637.82-239,295.02-103,513.54

Finding the Fourth Proportional to 159,637.82, 239,295.02 and 103,513.54

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Solution

The fourth proportional to 159,637.82, 239,295.02 and 103,513.54 is: 155,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,637.82 : 239,295.02 = 103,513.54 : x
  2. Step 2: Convert to fraction form
    159,637.82/239,295.02 = 103,513.54/x
  3. Step 3: Cross multiply
    159,637.82x = 239,295.02 × 103,513.54
  4. Step 4: Simplify right side
    159,637.82x = 24,770,274,624.57
  5. Step 5: Solve for x
    x = 24,770,274,624.57/159,637.82
  6. Step 6: Final answer
    x = 155,165.45

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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.