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Finding the Fourth Proportional to 117,001.94, 175,357.30 and 56,981.34

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Solution

The fourth proportional to 117,001.94, 175,357.30 and 56,981.34 is: 85,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,001.94 : 175,357.30 = 56,981.34 : x
  2. Step 2: Convert to fraction form
    117,001.94/175,357.30 = 56,981.34/x
  3. Step 3: Cross multiply
    117,001.94x = 175,357.30 × 56,981.34
  4. Step 4: Simplify right side
    117,001.94x = 9,992,093,932.78
  5. Step 5: Solve for x
    x = 9,992,093,932.78/117,001.94
  6. Step 6: Final answer
    x = 85,401.10

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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.