Home / 118,220.62-163,150.71-67,922.86

Finding the Fourth Proportional to 118,220.62, 163,150.71 and 67,922.86

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Solution

The fourth proportional to 118,220.62, 163,150.71 and 67,922.86 is: 93,737.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,220.62 : 163,150.71 = 67,922.86 : x
  2. Step 2: Convert to fraction form
    118,220.62/163,150.71 = 67,922.86/x
  3. Step 3: Cross multiply
    118,220.62x = 163,150.71 × 67,922.86
  4. Step 4: Simplify right side
    118,220.62x = 11,081,662,834.23
  5. Step 5: Solve for x
    x = 11,081,662,834.23/118,220.62
  6. Step 6: Final answer
    x = 93,737.14

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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.