Home / 118,306.22-163,260.36-67,317.80

Finding the Fourth Proportional to 118,306.22, 163,260.36 and 67,317.80

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Solution

The fourth proportional to 118,306.22, 163,260.36 and 67,317.80 is: 92,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,306.22 : 163,260.36 = 67,317.80 : x
  2. Step 2: Convert to fraction form
    118,306.22/163,260.36 = 67,317.80/x
  3. Step 3: Cross multiply
    118,306.22x = 163,260.36 × 67,317.80
  4. Step 4: Simplify right side
    118,306.22x = 10,990,327,446.11
  5. Step 5: Solve for x
    x = 10,990,327,446.11/118,306.22
  6. Step 6: Final answer
    x = 92,897.30

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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.