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Finding the Fourth Proportional to 117,352.20, 175,736.70 and 94,024.20

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Solution

The fourth proportional to 117,352.20, 175,736.70 and 94,024.20 is: 140,802.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,352.20 : 175,736.70 = 94,024.20 : x
  2. Step 2: Convert to fraction form
    117,352.20/175,736.70 = 94,024.20/x
  3. Step 3: Cross multiply
    117,352.20x = 175,736.70 × 94,024.20
  4. Step 4: Simplify right side
    117,352.20x = 16,523,502,628.14
  5. Step 5: Solve for x
    x = 16,523,502,628.14/117,352.20
  6. Step 6: Final answer
    x = 140,802.67

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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.