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Finding the Fourth Proportional to 159,477.40, 239,216.44 and 149,734.32

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Solution

The fourth proportional to 159,477.40, 239,216.44 and 149,734.32 is: 224,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,477.40 : 239,216.44 = 149,734.32 : x
  2. Step 2: Convert to fraction form
    159,477.40/239,216.44 = 149,734.32/x
  3. Step 3: Cross multiply
    159,477.40x = 239,216.44 × 149,734.32
  4. Step 4: Simplify right side
    159,477.40x = 35,818,910,976.22
  5. Step 5: Solve for x
    x = 35,818,910,976.22/159,477.40
  6. Step 6: Final answer
    x = 224,601.80

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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.