Home / 89,028.68-133,563-29,862.83

Finding the Fourth Proportional to 89,028.68, 133,563 and 29,862.83

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Solution

The fourth proportional to 89,028.68, 133,563 and 29,862.83 is: 44,800.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,028.68 : 133,563 = 29,862.83 : x
  2. Step 2: Convert to fraction form
    89,028.68/133,563 = 29,862.83/x
  3. Step 3: Cross multiply
    89,028.68x = 133,563 × 29,862.83
  4. Step 4: Simplify right side
    89,028.68x = 3,988,568,495.48
  5. Step 5: Solve for x
    x = 3,988,568,495.48/89,028.68
  6. Step 6: Final answer
    x = 44,800.94

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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.