Home / 54,533.20-75,260.20-30,658.44

Finding the Fourth Proportional to 54,533.20, 75,260.20 and 30,658.44

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Solution

The fourth proportional to 54,533.20, 75,260.20 and 30,658.44 is: 42,311.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,533.20 : 75,260.20 = 30,658.44 : x
  2. Step 2: Convert to fraction form
    54,533.20/75,260.20 = 30,658.44/x
  3. Step 3: Cross multiply
    54,533.20x = 75,260.20 × 30,658.44
  4. Step 4: Simplify right side
    54,533.20x = 2,307,360,326.09
  5. Step 5: Solve for x
    x = 2,307,360,326.09/54,533.20
  6. Step 6: Final answer
    x = 42,311.11

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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.