Home / 166,727.07-230,083.35-91,275.57

Finding the Fourth Proportional to 166,727.07, 230,083.35 and 91,275.57

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Solution

The fourth proportional to 166,727.07, 230,083.35 and 91,275.57 is: 125,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,727.07 : 230,083.35 = 91,275.57 : x
  2. Step 2: Convert to fraction form
    166,727.07/230,083.35 = 91,275.57/x
  3. Step 3: Cross multiply
    166,727.07x = 230,083.35 × 91,275.57
  4. Step 4: Simplify right side
    166,727.07x = 21,000,988,918.76
  5. Step 5: Solve for x
    x = 21,000,988,918.76/166,727.07
  6. Step 6: Final answer
    x = 125,960.28

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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.