Home / 118,594.15-177,949.65-55,418.62

Finding the Fourth Proportional to 118,594.15, 177,949.65 and 55,418.62

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Solution

The fourth proportional to 118,594.15, 177,949.65 and 55,418.62 is: 83,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,594.15 : 177,949.65 = 55,418.62 : x
  2. Step 2: Convert to fraction form
    118,594.15/177,949.65 = 55,418.62/x
  3. Step 3: Cross multiply
    118,594.15x = 177,949.65 × 55,418.62
  4. Step 4: Simplify right side
    118,594.15x = 9,861,724,032.48
  5. Step 5: Solve for x
    x = 9,861,724,032.48/118,594.15
  6. Step 6: Final answer
    x = 83,155.23

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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.