Home / 166,323.11-229,525.98-89,842.20

Finding the Fourth Proportional to 166,323.11, 229,525.98 and 89,842.20

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Solution

The fourth proportional to 166,323.11, 229,525.98 and 89,842.20 is: 123,982.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,323.11 : 229,525.98 = 89,842.20 : x
  2. Step 2: Convert to fraction form
    166,323.11/229,525.98 = 89,842.20/x
  3. Step 3: Cross multiply
    166,323.11x = 229,525.98 × 89,842.20
  4. Step 4: Simplify right side
    166,323.11x = 20,621,118,551.15
  5. Step 5: Solve for x
    x = 20,621,118,551.15/166,323.11
  6. Step 6: Final answer
    x = 123,982.28

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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.