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Finding the Fourth Proportional to 150,599.63, 207,833.01 and 86,067.74

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Solution

The fourth proportional to 150,599.63, 207,833.01 and 86,067.74 is: 118,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,599.63 : 207,833.01 = 86,067.74 : x
  2. Step 2: Convert to fraction form
    150,599.63/207,833.01 = 86,067.74/x
  3. Step 3: Cross multiply
    150,599.63x = 207,833.01 × 86,067.74
  4. Step 4: Simplify right side
    150,599.63x = 17,887,717,987.68
  5. Step 5: Solve for x
    x = 17,887,717,987.68/150,599.63
  6. Step 6: Final answer
    x = 118,776.64

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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.