Home / 79,066.11-118,613.57-37,512.75

Finding the Fourth Proportional to 79,066.11, 118,613.57 and 37,512.75

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Solution

The fourth proportional to 79,066.11, 118,613.57 and 37,512.75 is: 56,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,066.11 : 118,613.57 = 37,512.75 : x
  2. Step 2: Convert to fraction form
    79,066.11/118,613.57 = 37,512.75/x
  3. Step 3: Cross multiply
    79,066.11x = 118,613.57 × 37,512.75
  4. Step 4: Simplify right side
    79,066.11x = 4,449,521,010.45
  5. Step 5: Solve for x
    x = 4,449,521,010.45/79,066.11
  6. Step 6: Final answer
    x = 56,275.96

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1.5x scale

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.