Home / 89,020.83-133,531.25-29,856.33

Finding the Fourth Proportional to 89,020.83, 133,531.25 and 29,856.33

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Solution

The fourth proportional to 89,020.83, 133,531.25 and 29,856.33 is: 44,784.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,020.83 : 133,531.25 = 29,856.33 : x
  2. Step 2: Convert to fraction form
    89,020.83/133,531.25 = 29,856.33/x
  3. Step 3: Cross multiply
    89,020.83x = 133,531.25 × 29,856.33
  4. Step 4: Simplify right side
    89,020.83x = 3,986,752,916.03
  5. Step 5: Solve for x
    x = 3,986,752,916.03/89,020.83
  6. Step 6: Final answer
    x = 44,784.49

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Similar ratio
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1.5x scale

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.