Home / 54,449.66-75,140.53-30,576.35

Finding the Fourth Proportional to 54,449.66, 75,140.53 and 30,576.35

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Solution

The fourth proportional to 54,449.66, 75,140.53 and 30,576.35 is: 42,195.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,449.66 : 75,140.53 = 30,576.35 : x
  2. Step 2: Convert to fraction form
    54,449.66/75,140.53 = 30,576.35/x
  3. Step 3: Cross multiply
    54,449.66x = 75,140.53 × 30,576.35
  4. Step 4: Simplify right side
    54,449.66x = 2,297,522,768.76
  5. Step 5: Solve for x
    x = 2,297,522,768.76/54,449.66
  6. Step 6: Final answer
    x = 42,195.36

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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.