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Finding the Fourth Proportional to 61,948.80, 92,923.20 and 60,964.65

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Solution

The fourth proportional to 61,948.80, 92,923.20 and 60,964.65 is: 91,446.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,948.80 : 92,923.20 = 60,964.65 : x
  2. Step 2: Convert to fraction form
    61,948.80/92,923.20 = 60,964.65/x
  3. Step 3: Cross multiply
    61,948.80x = 92,923.20 × 60,964.65
  4. Step 4: Simplify right side
    61,948.80x = 5,665,030,364.88
  5. Step 5: Solve for x
    x = 5,665,030,364.88/61,948.80
  6. Step 6: Final answer
    x = 91,446.98

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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.