Home / 179,170.85-247,257.63-102,688.29

Finding the Fourth Proportional to 179,170.85, 247,257.63 and 102,688.29

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Solution

The fourth proportional to 179,170.85, 247,257.63 and 102,688.29 is: 141,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,170.85 : 247,257.63 = 102,688.29 : x
  2. Step 2: Convert to fraction form
    179,170.85/247,257.63 = 102,688.29/x
  3. Step 3: Cross multiply
    179,170.85x = 247,257.63 × 102,688.29
  4. Step 4: Simplify right side
    179,170.85x = 25,390,463,214.15
  5. Step 5: Solve for x
    x = 25,390,463,214.15/179,170.85
  6. Step 6: Final answer
    x = 141,710.90

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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.