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Finding the Fourth Proportional to 164,005.80, 246,008.70 and 149,490.60

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Solution

The fourth proportional to 164,005.80, 246,008.70 and 149,490.60 is: 224,235.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,005.80 : 246,008.70 = 149,490.60 : x
  2. Step 2: Convert to fraction form
    164,005.80/246,008.70 = 149,490.60/x
  3. Step 3: Cross multiply
    164,005.80x = 246,008.70 × 149,490.60
  4. Step 4: Simplify right side
    164,005.80x = 36,775,988,168.22
  5. Step 5: Solve for x
    x = 36,775,988,168.22/164,005.80
  6. Step 6: Final answer
    x = 224,235.90

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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.