Home / 49,197.57-67,896.80-40,219.93

Finding the Fourth Proportional to 49,197.57, 67,896.80 and 40,219.93

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Solution

The fourth proportional to 49,197.57, 67,896.80 and 40,219.93 is: 55,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,197.57 : 67,896.80 = 40,219.93 : x
  2. Step 2: Convert to fraction form
    49,197.57/67,896.80 = 40,219.93/x
  3. Step 3: Cross multiply
    49,197.57x = 67,896.80 × 40,219.93
  4. Step 4: Simplify right side
    49,197.57x = 2,730,804,543.22
  5. Step 5: Solve for x
    x = 2,730,804,543.22/49,197.57
  6. Step 6: Final answer
    x = 55,506.90

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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.