Home / 69,444.73-103,939.80-37,775.71

Finding the Fourth Proportional to 69,444.73, 103,939.80 and 37,775.71

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Solution

The fourth proportional to 69,444.73, 103,939.80 and 37,775.71 is: 56,539.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,444.73 : 103,939.80 = 37,775.71 : x
  2. Step 2: Convert to fraction form
    69,444.73/103,939.80 = 37,775.71/x
  3. Step 3: Cross multiply
    69,444.73x = 103,939.80 × 37,775.71
  4. Step 4: Simplify right side
    69,444.73x = 3,926,399,742.26
  5. Step 5: Solve for x
    x = 3,926,399,742.26/69,444.73
  6. Step 6: Final answer
    x = 56,539.92

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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.