Home / 179,020.60-268,510.75-45,903.98

Finding the Fourth Proportional to 179,020.60, 268,510.75 and 45,903.98

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Solution

The fourth proportional to 179,020.60, 268,510.75 and 45,903.98 is: 68,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,020.60 : 268,510.75 = 45,903.98 : x
  2. Step 2: Convert to fraction form
    179,020.60/268,510.75 = 45,903.98/x
  3. Step 3: Cross multiply
    179,020.60x = 268,510.75 × 45,903.98
  4. Step 4: Simplify right side
    179,020.60x = 12,325,712,654.30
  5. Step 5: Solve for x
    x = 12,325,712,654.30/179,020.60
  6. Step 6: Final answer
    x = 68,850.81

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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.