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Finding the Fourth Proportional to 73,773, 101,807.46 and 40,239.72

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Solution

The fourth proportional to 73,773, 101,807.46 and 40,239.72 is: 55,531.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,773 : 101,807.46 = 40,239.72 : x
  2. Step 2: Convert to fraction form
    73,773/101,807.46 = 40,239.72/x
  3. Step 3: Cross multiply
    73,773x = 101,807.46 × 40,239.72
  4. Step 4: Simplify right side
    73,773x = 4,096,703,684.31
  5. Step 5: Solve for x
    x = 4,096,703,684.31/73,773
  6. Step 6: Final answer
    x = 55,531.21

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