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Finding the Fourth Proportional to 183,663.16, 275,493.88 and 65,338.88

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Solution

The fourth proportional to 183,663.16, 275,493.88 and 65,338.88 is: 98,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,663.16 : 275,493.88 = 65,338.88 : x
  2. Step 2: Convert to fraction form
    183,663.16/275,493.88 = 65,338.88/x
  3. Step 3: Cross multiply
    183,663.16x = 275,493.88 × 65,338.88
  4. Step 4: Simplify right side
    183,663.16x = 18,000,461,566.05
  5. Step 5: Solve for x
    x = 18,000,461,566.05/183,663.16
  6. Step 6: Final answer
    x = 98,008.01

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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.