Home / 54,562.37-75,289.97-30,688.53

Finding the Fourth Proportional to 54,562.37, 75,289.97 and 30,688.53

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Solution

The fourth proportional to 54,562.37, 75,289.97 and 30,688.53 is: 42,346.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,562.37 : 75,289.97 = 30,688.53 : x
  2. Step 2: Convert to fraction form
    54,562.37/75,289.97 = 30,688.53/x
  3. Step 3: Cross multiply
    54,562.37x = 75,289.97 × 30,688.53
  4. Step 4: Simplify right side
    54,562.37x = 2,310,538,067.26
  5. Step 5: Solve for x
    x = 2,310,538,067.26/54,562.37
  6. Step 6: Final answer
    x = 42,346.74

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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.