Home / 118,613.07-177,919.92-43,700.76

Finding the Fourth Proportional to 118,613.07, 177,919.92 and 43,700.76

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Solution

The fourth proportional to 118,613.07, 177,919.92 and 43,700.76 is: 65,551.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,613.07 : 177,919.92 = 43,700.76 : x
  2. Step 2: Convert to fraction form
    118,613.07/177,919.92 = 43,700.76/x
  3. Step 3: Cross multiply
    118,613.07x = 177,919.92 × 43,700.76
  4. Step 4: Simplify right side
    118,613.07x = 7,775,235,723.14
  5. Step 5: Solve for x
    x = 7,775,235,723.14/118,613.07
  6. Step 6: Final answer
    x = 65,551.26

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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.