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Finding the Fourth Proportional to 110,602.70, 152,625.14 and 62,849.42

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Solution

The fourth proportional to 110,602.70, 152,625.14 and 62,849.42 is: 86,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,602.70 : 152,625.14 = 62,849.42 : x
  2. Step 2: Convert to fraction form
    110,602.70/152,625.14 = 62,849.42/x
  3. Step 3: Cross multiply
    110,602.70x = 152,625.14 × 62,849.42
  4. Step 4: Simplify right side
    110,602.70x = 9,592,401,526.42
  5. Step 5: Solve for x
    x = 9,592,401,526.42/110,602.70
  6. Step 6: Final answer
    x = 86,728.46

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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.