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Finding the Fourth Proportional to 166,369.02, 229,700.10 and 98,407.82

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Solution

The fourth proportional to 166,369.02, 229,700.10 and 98,407.82 is: 135,868.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,369.02 : 229,700.10 = 98,407.82 : x
  2. Step 2: Convert to fraction form
    166,369.02/229,700.10 = 98,407.82/x
  3. Step 3: Cross multiply
    166,369.02x = 229,700.10 × 98,407.82
  4. Step 4: Simplify right side
    166,369.02x = 22,604,286,738.34
  5. Step 5: Solve for x
    x = 22,604,286,738.34/166,369.02
  6. Step 6: Final answer
    x = 135,868.37

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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.