Home / 118,136.84-163,025.24-67,155.14

Finding the Fourth Proportional to 118,136.84, 163,025.24 and 67,155.14

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Solution

The fourth proportional to 118,136.84, 163,025.24 and 67,155.14 is: 92,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,136.84 : 163,025.24 = 67,155.14 : x
  2. Step 2: Convert to fraction form
    118,136.84/163,025.24 = 67,155.14/x
  3. Step 3: Cross multiply
    118,136.84x = 163,025.24 × 67,155.14
  4. Step 4: Simplify right side
    118,136.84x = 10,947,981,664.83
  5. Step 5: Solve for x
    x = 10,947,981,664.83/118,136.84
  6. Step 6: Final answer
    x = 92,672.04

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1.5x scale

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.