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Finding the Fourth Proportional to 62,750.42, 86,596.60 and 34,070.08

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Solution

The fourth proportional to 62,750.42, 86,596.60 and 34,070.08 is: 47,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,750.42 : 86,596.60 = 34,070.08 : x
  2. Step 2: Convert to fraction form
    62,750.42/86,596.60 = 34,070.08/x
  3. Step 3: Cross multiply
    62,750.42x = 86,596.60 × 34,070.08
  4. Step 4: Simplify right side
    62,750.42x = 2,950,353,089.73
  5. Step 5: Solve for x
    x = 2,950,353,089.73/62,750.42
  6. Step 6: Final answer
    x = 47,017.26

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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.