Home / 179,490.87-247,685.67-98,918.42

Finding the Fourth Proportional to 179,490.87, 247,685.67 and 98,918.42

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Solution

The fourth proportional to 179,490.87, 247,685.67 and 98,918.42 is: 136,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,490.87 : 247,685.67 = 98,918.42 : x
  2. Step 2: Convert to fraction form
    179,490.87/247,685.67 = 98,918.42/x
  3. Step 3: Cross multiply
    179,490.87x = 247,685.67 × 98,918.42
  4. Step 4: Simplify right side
    179,490.87x = 24,500,673,894.61
  5. Step 5: Solve for x
    x = 24,500,673,894.61/179,490.87
  6. Step 6: Final answer
    x = 136,500.95

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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.