Home / 178,973.40-268,453.91-45,854.96

Finding the Fourth Proportional to 178,973.40, 268,453.91 and 45,854.96

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Solution

The fourth proportional to 178,973.40, 268,453.91 and 45,854.96 is: 68,780.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,973.40 : 268,453.91 = 45,854.96 : x
  2. Step 2: Convert to fraction form
    178,973.40/268,453.91 = 45,854.96/x
  3. Step 3: Cross multiply
    178,973.40x = 268,453.91 × 45,854.96
  4. Step 4: Simplify right side
    178,973.40x = 12,309,943,304.89
  5. Step 5: Solve for x
    x = 12,309,943,304.89/178,973.40
  6. Step 6: Final answer
    x = 68,780.85

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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.