Home / 90,016.36-134,907.10-48,414.44

Finding the Fourth Proportional to 90,016.36, 134,907.10 and 48,414.44

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Solution

The fourth proportional to 90,016.36, 134,907.10 and 48,414.44 is: 72,558.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,016.36 : 134,907.10 = 48,414.44 : x
  2. Step 2: Convert to fraction form
    90,016.36/134,907.10 = 48,414.44/x
  3. Step 3: Cross multiply
    90,016.36x = 134,907.10 × 48,414.44
  4. Step 4: Simplify right side
    90,016.36x = 6,531,451,698.52
  5. Step 5: Solve for x
    x = 6,531,451,698.52/90,016.36
  6. Step 6: Final answer
    x = 72,558.50

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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.