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Finding the Fourth Proportional to 110,887.27, 153,024.48 and 59,900

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Solution

The fourth proportional to 110,887.27, 153,024.48 and 59,900 is: 82,662.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,887.27 : 153,024.48 = 59,900 : x
  2. Step 2: Convert to fraction form
    110,887.27/153,024.48 = 59,900/x
  3. Step 3: Cross multiply
    110,887.27x = 153,024.48 × 59,900
  4. Step 4: Simplify right side
    110,887.27x = 9,166,166,352
  5. Step 5: Solve for x
    x = 9,166,166,352/110,887.27
  6. Step 6: Final answer
    x = 82,662.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.