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Finding the Fourth Proportional to 154,907.80, 232,356.90 and 44,099.80

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Solution

The fourth proportional to 154,907.80, 232,356.90 and 44,099.80 is: 66,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,907.80 : 232,356.90 = 44,099.80 : x
  2. Step 2: Convert to fraction form
    154,907.80/232,356.90 = 44,099.80/x
  3. Step 3: Cross multiply
    154,907.80x = 232,356.90 × 44,099.80
  4. Step 4: Simplify right side
    154,907.80x = 10,246,892,818.62
  5. Step 5: Solve for x
    x = 10,246,892,818.62/154,907.80
  6. Step 6: Final answer
    x = 66,148.33

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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.