Home / 167,278.14-230,837.64-90,795.60

Finding the Fourth Proportional to 167,278.14, 230,837.64 and 90,795.60

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Solution

The fourth proportional to 167,278.14, 230,837.64 and 90,795.60 is: 125,294.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,278.14 : 230,837.64 = 90,795.60 : x
  2. Step 2: Convert to fraction form
    167,278.14/230,837.64 = 90,795.60/x
  3. Step 3: Cross multiply
    167,278.14x = 230,837.64 × 90,795.60
  4. Step 4: Simplify right side
    167,278.14x = 20,959,042,026.38
  5. Step 5: Solve for x
    x = 20,959,042,026.38/167,278.14
  6. Step 6: Final answer
    x = 125,294.57

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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.