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Finding the Fourth Proportional to 163,263.60, 244,661.76 and 92,997.72

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Solution

The fourth proportional to 163,263.60, 244,661.76 and 92,997.72 is: 139,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,263.60 : 244,661.76 = 92,997.72 : x
  2. Step 2: Convert to fraction form
    163,263.60/244,661.76 = 92,997.72/x
  3. Step 3: Cross multiply
    163,263.60x = 244,661.76 × 92,997.72
  4. Step 4: Simplify right side
    163,263.60x = 22,752,985,851.19
  5. Step 5: Solve for x
    x = 22,752,985,851.19/163,263.60
  6. Step 6: Final answer
    x = 139,363.49

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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.