Home / 54,665.06-75,441.64-30,467.56

Finding the Fourth Proportional to 54,665.06, 75,441.64 and 30,467.56

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Solution

The fourth proportional to 54,665.06, 75,441.64 and 30,467.56 is: 42,047.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,665.06 : 75,441.64 = 30,467.56 : x
  2. Step 2: Convert to fraction form
    54,665.06/75,441.64 = 30,467.56/x
  3. Step 3: Cross multiply
    54,665.06x = 75,441.64 × 30,467.56
  4. Step 4: Simplify right side
    54,665.06x = 2,298,522,693.20
  5. Step 5: Solve for x
    x = 2,298,522,693.20/54,665.06
  6. Step 6: Final answer
    x = 42,047.38

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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.