Home / 49,603.08-68,453.46-28,389.18

Finding the Fourth Proportional to 49,603.08, 68,453.46 and 28,389.18

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Solution

The fourth proportional to 49,603.08, 68,453.46 and 28,389.18 is: 39,177.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,603.08 : 68,453.46 = 28,389.18 : x
  2. Step 2: Convert to fraction form
    49,603.08/68,453.46 = 28,389.18/x
  3. Step 3: Cross multiply
    49,603.08x = 68,453.46 × 28,389.18
  4. Step 4: Simplify right side
    49,603.08x = 1,943,337,597.56
  5. Step 5: Solve for x
    x = 1,943,337,597.56/49,603.08
  6. Step 6: Final answer
    x = 39,177.76

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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.