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Finding the Fourth Proportional to 162,504.92, 224,252.70 and 89,910.56

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Solution

The fourth proportional to 162,504.92, 224,252.70 and 89,910.56 is: 124,074.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,504.92 : 224,252.70 = 89,910.56 : x
  2. Step 2: Convert to fraction form
    162,504.92/224,252.70 = 89,910.56/x
  3. Step 3: Cross multiply
    162,504.92x = 224,252.70 × 89,910.56
  4. Step 4: Simplify right side
    162,504.92x = 20,162,685,838.51
  5. Step 5: Solve for x
    x = 20,162,685,838.51/162,504.92
  6. Step 6: Final answer
    x = 124,074.31

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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.