Home / 54,745.53-75,549.93-30,867.59

Finding the Fourth Proportional to 54,745.53, 75,549.93 and 30,867.59

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Solution

The fourth proportional to 54,745.53, 75,549.93 and 30,867.59 is: 42,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,745.53 : 75,549.93 = 30,867.59 : x
  2. Step 2: Convert to fraction form
    54,745.53/75,549.93 = 30,867.59/x
  3. Step 3: Cross multiply
    54,745.53x = 75,549.93 × 30,867.59
  4. Step 4: Simplify right side
    54,745.53x = 2,332,043,886.02
  5. Step 5: Solve for x
    x = 2,332,043,886.02/54,745.53
  6. Step 6: Final answer
    x = 42,597.89

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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.