Home / 166,516.40-229,777.08-94,912.40

Finding the Fourth Proportional to 166,516.40, 229,777.08 and 94,912.40

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Solution

The fourth proportional to 166,516.40, 229,777.08 and 94,912.40 is: 130,970.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,516.40 : 229,777.08 = 94,912.40 : x
  2. Step 2: Convert to fraction form
    166,516.40/229,777.08 = 94,912.40/x
  3. Step 3: Cross multiply
    166,516.40x = 229,777.08 × 94,912.40
  4. Step 4: Simplify right side
    166,516.40x = 21,808,694,127.79
  5. Step 5: Solve for x
    x = 21,808,694,127.79/166,516.40
  6. Step 6: Final answer
    x = 130,970.25

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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.