Home / 150,001.22-207,042.51-85,504.41

Finding the Fourth Proportional to 150,001.22, 207,042.51 and 85,504.41

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Solution

The fourth proportional to 150,001.22, 207,042.51 and 85,504.41 is: 118,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,001.22 : 207,042.51 = 85,504.41 : x
  2. Step 2: Convert to fraction form
    150,001.22/207,042.51 = 85,504.41/x
  3. Step 3: Cross multiply
    150,001.22x = 207,042.51 × 85,504.41
  4. Step 4: Simplify right side
    150,001.22x = 17,703,047,662.47
  5. Step 5: Solve for x
    x = 17,703,047,662.47/150,001.22
  6. Step 6: Final answer
    x = 118,019.36

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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.