Home / 48,394.80-72,497.64-31,704.12

Finding the Fourth Proportional to 48,394.80, 72,497.64 and 31,704.12

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Solution

The fourth proportional to 48,394.80, 72,497.64 and 31,704.12 is: 47,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,394.80 : 72,497.64 = 31,704.12 : x
  2. Step 2: Convert to fraction form
    48,394.80/72,497.64 = 31,704.12/x
  3. Step 3: Cross multiply
    48,394.80x = 72,497.64 × 31,704.12
  4. Step 4: Simplify right side
    48,394.80x = 2,298,473,878.28
  5. Step 5: Solve for x
    x = 2,298,473,878.28/48,394.80
  6. Step 6: Final answer
    x = 47,494.23

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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.