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Finding the Fourth Proportional to 117,850.72, 176,777.52 and 34,746.40

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Solution

The fourth proportional to 117,850.72, 176,777.52 and 34,746.40 is: 52,120.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,850.72 : 176,777.52 = 34,746.40 : x
  2. Step 2: Convert to fraction form
    117,850.72/176,777.52 = 34,746.40/x
  3. Step 3: Cross multiply
    117,850.72x = 176,777.52 × 34,746.40
  4. Step 4: Simplify right side
    117,850.72x = 6,142,382,420.93
  5. Step 5: Solve for x
    x = 6,142,382,420.93/117,850.72
  6. Step 6: Final answer
    x = 52,120.02

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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.