Home / 179,171.56-247,205.46-115,545.88

Finding the Fourth Proportional to 179,171.56, 247,205.46 and 115,545.88

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Solution

The fourth proportional to 179,171.56, 247,205.46 and 115,545.88 is: 159,420.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,171.56 : 247,205.46 = 115,545.88 : x
  2. Step 2: Convert to fraction form
    179,171.56/247,205.46 = 115,545.88/x
  3. Step 3: Cross multiply
    179,171.56x = 247,205.46 × 115,545.88
  4. Step 4: Simplify right side
    179,171.56x = 28,563,572,416.50
  5. Step 5: Solve for x
    x = 28,563,572,416.50/179,171.56
  6. Step 6: Final answer
    x = 159,420.24

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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.