Home / 118,306.92-163,261.26-67,318.50

Finding the Fourth Proportional to 118,306.92, 163,261.26 and 67,318.50

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Solution

The fourth proportional to 118,306.92, 163,261.26 and 67,318.50 is: 92,898.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,306.92 : 163,261.26 = 67,318.50 : x
  2. Step 2: Convert to fraction form
    118,306.92/163,261.26 = 67,318.50/x
  3. Step 3: Cross multiply
    118,306.92x = 163,261.26 × 67,318.50
  4. Step 4: Simplify right side
    118,306.92x = 10,990,503,131.31
  5. Step 5: Solve for x
    x = 10,990,503,131.31/118,306.92
  6. Step 6: Final answer
    x = 92,898.23

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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.