Home / 166,955.10-230,397.60-90,476.31

Finding the Fourth Proportional to 166,955.10, 230,397.60 and 90,476.31

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Solution

The fourth proportional to 166,955.10, 230,397.60 and 90,476.31 is: 124,857.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,955.10 : 230,397.60 = 90,476.31 : x
  2. Step 2: Convert to fraction form
    166,955.10/230,397.60 = 90,476.31/x
  3. Step 3: Cross multiply
    166,955.10x = 230,397.60 × 90,476.31
  4. Step 4: Simplify right side
    166,955.10x = 20,845,524,680.86
  5. Step 5: Solve for x
    x = 20,845,524,680.86/166,955.10
  6. Step 6: Final answer
    x = 124,857.07

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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.