Home / 54,658.67-75,427.52-30,785.54

Finding the Fourth Proportional to 54,658.67, 75,427.52 and 30,785.54

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Solution

The fourth proportional to 54,658.67, 75,427.52 and 30,785.54 is: 42,483.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,658.67 : 75,427.52 = 30,785.54 : x
  2. Step 2: Convert to fraction form
    54,658.67/75,427.52 = 30,785.54/x
  3. Step 3: Cross multiply
    54,658.67x = 75,427.52 × 30,785.54
  4. Step 4: Simplify right side
    54,658.67x = 2,322,076,403.00
  5. Step 5: Solve for x
    x = 2,322,076,403.00/54,658.67
  6. Step 6: Final answer
    x = 42,483.23

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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.