Home / 55,740.42-76,896-35,587.08

Finding the Fourth Proportional to 55,740.42, 76,896 and 35,587.08

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Solution

The fourth proportional to 55,740.42, 76,896 and 35,587.08 is: 49,093.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,740.42 : 76,896 = 35,587.08 : x
  2. Step 2: Convert to fraction form
    55,740.42/76,896 = 35,587.08/x
  3. Step 3: Cross multiply
    55,740.42x = 76,896 × 35,587.08
  4. Step 4: Simplify right side
    55,740.42x = 2,736,504,103.68
  5. Step 5: Solve for x
    x = 2,736,504,103.68/55,740.42
  6. Step 6: Final answer
    x = 49,093.71

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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.