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Finding the Fourth Proportional to 164,096.10, 246,144.15 and 138,726.90

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Solution

The fourth proportional to 164,096.10, 246,144.15 and 138,726.90 is: 208,090.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,096.10 : 246,144.15 = 138,726.90 : x
  2. Step 2: Convert to fraction form
    164,096.10/246,144.15 = 138,726.90/x
  3. Step 3: Cross multiply
    164,096.10x = 246,144.15 × 138,726.90
  4. Step 4: Simplify right side
    164,096.10x = 34,146,814,882.64
  5. Step 5: Solve for x
    x = 34,146,814,882.64/164,096.10
  6. Step 6: Final answer
    x = 208,090.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.