Home / 118,142.88-177,296.39-48,022.26

Finding the Fourth Proportional to 118,142.88, 177,296.39 and 48,022.26

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Solution

The fourth proportional to 118,142.88, 177,296.39 and 48,022.26 is: 72,066.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,142.88 : 177,296.39 = 48,022.26 : x
  2. Step 2: Convert to fraction form
    118,142.88/177,296.39 = 48,022.26/x
  3. Step 3: Cross multiply
    118,142.88x = 177,296.39 × 48,022.26
  4. Step 4: Simplify right side
    118,142.88x = 8,514,173,337.64
  5. Step 5: Solve for x
    x = 8,514,173,337.64/118,142.88
  6. Step 6: Final answer
    x = 72,066.75

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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.