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Finding the Fourth Proportional to 22,360.92, 33,541.28 and 5,720.92

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Solution

The fourth proportional to 22,360.92, 33,541.28 and 5,720.92 is: 8,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360.92 : 33,541.28 = 5,720.92 : x
  2. Step 2: Convert to fraction form
    22,360.92/33,541.28 = 5,720.92/x
  3. Step 3: Cross multiply
    22,360.92x = 33,541.28 × 5,720.92
  4. Step 4: Simplify right side
    22,360.92x = 191,886,979.58
  5. Step 5: Solve for x
    x = 191,886,979.58/22,360.92
  6. Step 6: Final answer
    x = 8,581.35

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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.