Home / 49,537.64-68,360.60-30,149.28

Finding the Fourth Proportional to 49,537.64, 68,360.60 and 30,149.28

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Solution

The fourth proportional to 49,537.64, 68,360.60 and 30,149.28 is: 41,605.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,537.64 : 68,360.60 = 30,149.28 : x
  2. Step 2: Convert to fraction form
    49,537.64/68,360.60 = 30,149.28/x
  3. Step 3: Cross multiply
    49,537.64x = 68,360.60 × 30,149.28
  4. Step 4: Simplify right side
    49,537.64x = 2,061,022,870.37
  5. Step 5: Solve for x
    x = 2,061,022,870.37/49,537.64
  6. Step 6: Final answer
    x = 41,605.19

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1.5x scale

Why These Related Problems?

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