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Finding the Fourth Proportional to 141,344.76, 211,965.30 and 41,479.32

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Solution

The fourth proportional to 141,344.76, 211,965.30 and 41,479.32 is: 62,203.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,344.76 : 211,965.30 = 41,479.32 : x
  2. Step 2: Convert to fraction form
    141,344.76/211,965.30 = 41,479.32/x
  3. Step 3: Cross multiply
    141,344.76x = 211,965.30 × 41,479.32
  4. Step 4: Simplify right side
    141,344.76x = 8,792,176,507.60
  5. Step 5: Solve for x
    x = 8,792,176,507.60/141,344.76
  6. Step 6: Final answer
    x = 62,203.77

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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.