Home / 37,740.83-52,081.22-21,607.60

Finding the Fourth Proportional to 37,740.83, 52,081.22 and 21,607.60

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Solution

The fourth proportional to 37,740.83, 52,081.22 and 21,607.60 is: 29,817.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,740.83 : 52,081.22 = 21,607.60 : x
  2. Step 2: Convert to fraction form
    37,740.83/52,081.22 = 21,607.60/x
  3. Step 3: Cross multiply
    37,740.83x = 52,081.22 × 21,607.60
  4. Step 4: Simplify right side
    37,740.83x = 1,125,350,245.46
  5. Step 5: Solve for x
    x = 1,125,350,245.46/37,740.83
  6. Step 6: Final answer
    x = 29,817.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.