Home / 49,605.42-68,436.19-28,090.22

Finding the Fourth Proportional to 49,605.42, 68,436.19 and 28,090.22

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Solution

The fourth proportional to 49,605.42, 68,436.19 and 28,090.22 is: 38,753.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,605.42 : 68,436.19 = 28,090.22 : x
  2. Step 2: Convert to fraction form
    49,605.42/68,436.19 = 28,090.22/x
  3. Step 3: Cross multiply
    49,605.42x = 68,436.19 × 28,090.22
  4. Step 4: Simplify right side
    49,605.42x = 1,922,387,733.93
  5. Step 5: Solve for x
    x = 1,922,387,733.93/49,605.42
  6. Step 6: Final answer
    x = 38,753.58

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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.