Home / 90,193.37-135,160.65-50,667.32

Finding the Fourth Proportional to 90,193.37, 135,160.65 and 50,667.32

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Solution

The fourth proportional to 90,193.37, 135,160.65 and 50,667.32 is: 75,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,193.37 : 135,160.65 = 50,667.32 : x
  2. Step 2: Convert to fraction form
    90,193.37/135,160.65 = 50,667.32/x
  3. Step 3: Cross multiply
    90,193.37x = 135,160.65 × 50,667.32
  4. Step 4: Simplify right side
    90,193.37x = 6,848,228,242.86
  5. Step 5: Solve for x
    x = 6,848,228,242.86/90,193.37
  6. Step 6: Final answer
    x = 75,928.29

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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.