Home / 160,837.74-221,982.66-89,240.83

Finding the Fourth Proportional to 160,837.74, 221,982.66 and 89,240.83

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Solution

The fourth proportional to 160,837.74, 221,982.66 and 89,240.83 is: 123,167.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,837.74 : 221,982.66 = 89,240.83 : x
  2. Step 2: Convert to fraction form
    160,837.74/221,982.66 = 89,240.83/x
  3. Step 3: Cross multiply
    160,837.74x = 221,982.66 × 89,240.83
  4. Step 4: Simplify right side
    160,837.74x = 19,809,916,269.05
  5. Step 5: Solve for x
    x = 19,809,916,269.05/160,837.74
  6. Step 6: Final answer
    x = 123,167.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.