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Finding the Fourth Proportional to 40,037, 60,055.50 and 10,853

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Solution

The fourth proportional to 40,037, 60,055.50 and 10,853 is: 16,279.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,037 : 60,055.50 = 10,853 : x
  2. Step 2: Convert to fraction form
    40,037/60,055.50 = 10,853/x
  3. Step 3: Cross multiply
    40,037x = 60,055.50 × 10,853
  4. Step 4: Simplify right side
    40,037x = 651,782,341.50
  5. Step 5: Solve for x
    x = 651,782,341.50/40,037
  6. Step 6: Final answer
    x = 16,279.50

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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.