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Finding the Fourth Proportional to 92,484.45, 127,627.87 and 52,197.86

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Solution

The fourth proportional to 92,484.45, 127,627.87 and 52,197.86 is: 72,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,484.45 : 127,627.87 = 52,197.86 : x
  2. Step 2: Convert to fraction form
    92,484.45/127,627.87 = 52,197.86/x
  3. Step 3: Cross multiply
    92,484.45x = 127,627.87 × 52,197.86
  4. Step 4: Simplify right side
    92,484.45x = 6,661,901,690.36
  5. Step 5: Solve for x
    x = 6,661,901,690.36/92,484.45
  6. Step 6: Final answer
    x = 72,032.67

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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.