Home / 166,672.48-230,008.64-90,191.58

Finding the Fourth Proportional to 166,672.48, 230,008.64 and 90,191.58

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Solution

The fourth proportional to 166,672.48, 230,008.64 and 90,191.58 is: 124,464.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,672.48 : 230,008.64 = 90,191.58 : x
  2. Step 2: Convert to fraction form
    166,672.48/230,008.64 = 90,191.58/x
  3. Step 3: Cross multiply
    166,672.48x = 230,008.64 × 90,191.58
  4. Step 4: Simplify right side
    166,672.48x = 20,744,842,655.25
  5. Step 5: Solve for x
    x = 20,744,842,655.25/166,672.48
  6. Step 6: Final answer
    x = 124,464.71

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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.