Home / 55,240.03-76,231.29-30,089.53

Finding the Fourth Proportional to 55,240.03, 76,231.29 and 30,089.53

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Solution

The fourth proportional to 55,240.03, 76,231.29 and 30,089.53 is: 41,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,240.03 : 76,231.29 = 30,089.53 : x
  2. Step 2: Convert to fraction form
    55,240.03/76,231.29 = 30,089.53/x
  3. Step 3: Cross multiply
    55,240.03x = 76,231.29 × 30,089.53
  4. Step 4: Simplify right side
    55,240.03x = 2,293,763,687.39
  5. Step 5: Solve for x
    x = 2,293,763,687.39/55,240.03
  6. Step 6: Final answer
    x = 41,523.58

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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.