Home / 166,672.16-229,998.72-91,206.08

Finding the Fourth Proportional to 166,672.16, 229,998.72 and 91,206.08

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Solution

The fourth proportional to 166,672.16, 229,998.72 and 91,206.08 is: 125,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,672.16 : 229,998.72 = 91,206.08 : x
  2. Step 2: Convert to fraction form
    166,672.16/229,998.72 = 91,206.08/x
  3. Step 3: Cross multiply
    166,672.16x = 229,998.72 × 91,206.08
  4. Step 4: Simplify right side
    166,672.16x = 20,977,281,656.22
  5. Step 5: Solve for x
    x = 20,977,281,656.22/166,672.16
  6. Step 6: Final answer
    x = 125,859.54

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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.