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Finding the Fourth Proportional to 93,047.88, 139,460.63 and 33,814.20

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Solution

The fourth proportional to 93,047.88, 139,460.63 and 33,814.20 is: 50,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,047.88 : 139,460.63 = 33,814.20 : x
  2. Step 2: Convert to fraction form
    93,047.88/139,460.63 = 33,814.20/x
  3. Step 3: Cross multiply
    93,047.88x = 139,460.63 × 33,814.20
  4. Step 4: Simplify right side
    93,047.88x = 4,715,749,634.95
  5. Step 5: Solve for x
    x = 4,715,749,634.95/93,047.88
  6. Step 6: Final answer
    x = 50,680.89

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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.