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Finding the Fourth Proportional to 163,351.92, 245,037.10 and 58,170.90

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Solution

The fourth proportional to 163,351.92, 245,037.10 and 58,170.90 is: 87,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,351.92 : 245,037.10 = 58,170.90 : x
  2. Step 2: Convert to fraction form
    163,351.92/245,037.10 = 58,170.90/x
  3. Step 3: Cross multiply
    163,351.92x = 245,037.10 × 58,170.90
  4. Step 4: Simplify right side
    163,351.92x = 14,254,028,640.39
  5. Step 5: Solve for x
    x = 14,254,028,640.39/163,351.92
  6. Step 6: Final answer
    x = 87,259.63

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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.