Home / 48,283.94-72,454.16-20,201.64

Finding the Fourth Proportional to 48,283.94, 72,454.16 and 20,201.64

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Solution

The fourth proportional to 48,283.94, 72,454.16 and 20,201.64 is: 30,314.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,283.94 : 72,454.16 = 20,201.64 : x
  2. Step 2: Convert to fraction form
    48,283.94/72,454.16 = 20,201.64/x
  3. Step 3: Cross multiply
    48,283.94x = 72,454.16 × 20,201.64
  4. Step 4: Simplify right side
    48,283.94x = 1,463,692,856.82
  5. Step 5: Solve for x
    x = 1,463,692,856.82/48,283.94
  6. Step 6: Final answer
    x = 30,314.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.