Home / 48,823.80-73,235.70-31,241.40

Finding the Fourth Proportional to 48,823.80, 73,235.70 and 31,241.40

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Solution

The fourth proportional to 48,823.80, 73,235.70 and 31,241.40 is: 46,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,823.80 : 73,235.70 = 31,241.40 : x
  2. Step 2: Convert to fraction form
    48,823.80/73,235.70 = 31,241.40/x
  3. Step 3: Cross multiply
    48,823.80x = 73,235.70 × 31,241.40
  4. Step 4: Simplify right side
    48,823.80x = 2,287,985,797.98
  5. Step 5: Solve for x
    x = 2,287,985,797.98/48,823.80
  6. Step 6: Final answer
    x = 46,862.10

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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.