Home / 166,597.12-229,907.40-91,147.24

Finding the Fourth Proportional to 166,597.12, 229,907.40 and 91,147.24

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Solution

The fourth proportional to 166,597.12, 229,907.40 and 91,147.24 is: 125,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,597.12 : 229,907.40 = 91,147.24 : x
  2. Step 2: Convert to fraction form
    166,597.12/229,907.40 = 91,147.24/x
  3. Step 3: Cross multiply
    166,597.12x = 229,907.40 × 91,147.24
  4. Step 4: Simplify right side
    166,597.12x = 20,955,424,965.58
  5. Step 5: Solve for x
    x = 20,955,424,965.58/166,597.12
  6. Step 6: Final answer
    x = 125,785.04

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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.