Home / 166,475.28-229,735.57-89,994.42

Finding the Fourth Proportional to 166,475.28, 229,735.57 and 89,994.42

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Solution

The fourth proportional to 166,475.28, 229,735.57 and 89,994.42 is: 124,192.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,475.28 : 229,735.57 = 89,994.42 : x
  2. Step 2: Convert to fraction form
    166,475.28/229,735.57 = 89,994.42/x
  3. Step 3: Cross multiply
    166,475.28x = 229,735.57 × 89,994.42
  4. Step 4: Simplify right side
    166,475.28x = 20,674,918,420.03
  5. Step 5: Solve for x
    x = 20,674,918,420.03/166,475.28
  6. Step 6: Final answer
    x = 124,192.13

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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.