Home / 166,191.60-229,454.10-102,622.80

Finding the Fourth Proportional to 166,191.60, 229,454.10 and 102,622.80

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Solution

The fourth proportional to 166,191.60, 229,454.10 and 102,622.80 is: 141,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,191.60 : 229,454.10 = 102,622.80 : x
  2. Step 2: Convert to fraction form
    166,191.60/229,454.10 = 102,622.80/x
  3. Step 3: Cross multiply
    166,191.60x = 229,454.10 × 102,622.80
  4. Step 4: Simplify right side
    166,191.60x = 23,547,222,213.48
  5. Step 5: Solve for x
    x = 23,547,222,213.48/166,191.60
  6. Step 6: Final answer
    x = 141,687.20

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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.