Home / 51,648.30-77,363.10-46,107.90

Finding the Fourth Proportional to 51,648.30, 77,363.10 and 46,107.90

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Solution

The fourth proportional to 51,648.30, 77,363.10 and 46,107.90 is: 69,064.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,648.30 : 77,363.10 = 46,107.90 : x
  2. Step 2: Convert to fraction form
    51,648.30/77,363.10 = 46,107.90/x
  3. Step 3: Cross multiply
    51,648.30x = 77,363.10 × 46,107.90
  4. Step 4: Simplify right side
    51,648.30x = 3,567,050,078.49
  5. Step 5: Solve for x
    x = 3,567,050,078.49/51,648.30
  6. Step 6: Final answer
    x = 69,064.23

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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.