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Finding the Fourth Proportional to 48,110.60, 72,238.80 and 37,029.80

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Solution

The fourth proportional to 48,110.60, 72,238.80 and 37,029.80 is: 55,600.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,110.60 : 72,238.80 = 37,029.80 : x
  2. Step 2: Convert to fraction form
    48,110.60/72,238.80 = 37,029.80/x
  3. Step 3: Cross multiply
    48,110.60x = 72,238.80 × 37,029.80
  4. Step 4: Simplify right side
    48,110.60x = 2,674,988,316.24
  5. Step 5: Solve for x
    x = 2,674,988,316.24/48,110.60
  6. Step 6: Final answer
    x = 55,600.81

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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.