Home / 166,624.06-229,940.96-90,142.98

Finding the Fourth Proportional to 166,624.06, 229,940.96 and 90,142.98

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Solution

The fourth proportional to 166,624.06, 229,940.96 and 90,142.98 is: 124,397.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,624.06 : 229,940.96 = 90,142.98 : x
  2. Step 2: Convert to fraction form
    166,624.06/229,940.96 = 90,142.98/x
  3. Step 3: Cross multiply
    166,624.06x = 229,940.96 × 90,142.98
  4. Step 4: Simplify right side
    166,624.06x = 20,727,563,358.46
  5. Step 5: Solve for x
    x = 20,727,563,358.46/166,624.06
  6. Step 6: Final answer
    x = 124,397.18

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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.