Home / 166,475.08-229,739.70-91,029.16

Finding the Fourth Proportional to 166,475.08, 229,739.70 and 91,029.16

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Solution

The fourth proportional to 166,475.08, 229,739.70 and 91,029.16 is: 125,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,475.08 : 229,739.70 = 91,029.16 : x
  2. Step 2: Convert to fraction form
    166,475.08/229,739.70 = 91,029.16/x
  3. Step 3: Cross multiply
    166,475.08x = 229,739.70 × 91,029.16
  4. Step 4: Simplify right side
    166,475.08x = 20,913,011,909.65
  5. Step 5: Solve for x
    x = 20,913,011,909.65/166,475.08
  6. Step 6: Final answer
    x = 125,622.48

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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.