Home / 118,066.42-177,003.12-54,925.90

Finding the Fourth Proportional to 118,066.42, 177,003.12 and 54,925.90

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Solution

The fourth proportional to 118,066.42, 177,003.12 and 54,925.90 is: 82,343.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,066.42 : 177,003.12 = 54,925.90 : x
  2. Step 2: Convert to fraction form
    118,066.42/177,003.12 = 54,925.90/x
  3. Step 3: Cross multiply
    118,066.42x = 177,003.12 × 54,925.90
  4. Step 4: Simplify right side
    118,066.42x = 9,722,055,668.81
  5. Step 5: Solve for x
    x = 9,722,055,668.81/118,066.42
  6. Step 6: Final answer
    x = 82,343.95

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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.