Home / 74,534.46-111,654.06-48,257.66

Finding the Fourth Proportional to 74,534.46, 111,654.06 and 48,257.66

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Solution

The fourth proportional to 74,534.46, 111,654.06 and 48,257.66 is: 72,290.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,534.46 : 111,654.06 = 48,257.66 : x
  2. Step 2: Convert to fraction form
    74,534.46/111,654.06 = 48,257.66/x
  3. Step 3: Cross multiply
    74,534.46x = 111,654.06 × 48,257.66
  4. Step 4: Simplify right side
    74,534.46x = 5,388,163,106.83
  5. Step 5: Solve for x
    x = 5,388,163,106.83/74,534.46
  6. Step 6: Final answer
    x = 72,290.90

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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.