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Finding the Fourth Proportional to 29,985.40, 44,891.70 and 26,529.40

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Solution

The fourth proportional to 29,985.40, 44,891.70 and 26,529.40 is: 39,717.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,985.40 : 44,891.70 = 26,529.40 : x
  2. Step 2: Convert to fraction form
    29,985.40/44,891.70 = 26,529.40/x
  3. Step 3: Cross multiply
    29,985.40x = 44,891.70 × 26,529.40
  4. Step 4: Simplify right side
    29,985.40x = 1,190,949,865.98
  5. Step 5: Solve for x
    x = 1,190,949,865.98/29,985.40
  6. Step 6: Final answer
    x = 39,717.66

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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.