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Finding the Fourth Proportional to 104,377.53, 156,574.74 and 29,498.28

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Solution

The fourth proportional to 104,377.53, 156,574.74 and 29,498.28 is: 44,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,377.53 : 156,574.74 = 29,498.28 : x
  2. Step 2: Convert to fraction form
    104,377.53/156,574.74 = 29,498.28/x
  3. Step 3: Cross multiply
    104,377.53x = 156,574.74 × 29,498.28
  4. Step 4: Simplify right side
    104,377.53x = 4,618,685,521.45
  5. Step 5: Solve for x
    x = 4,618,685,521.45/104,377.53
  6. Step 6: Final answer
    x = 44,249.81

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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.