Home / 122,770.37-184,157.84-38,528.65

Finding the Fourth Proportional to 122,770.37, 184,157.84 and 38,528.65

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Solution

The fourth proportional to 122,770.37, 184,157.84 and 38,528.65 is: 57,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,770.37 : 184,157.84 = 38,528.65 : x
  2. Step 2: Convert to fraction form
    122,770.37/184,157.84 = 38,528.65/x
  3. Step 3: Cross multiply
    122,770.37x = 184,157.84 × 38,528.65
  4. Step 4: Simplify right side
    122,770.37x = 7,095,352,962.12
  5. Step 5: Solve for x
    x = 7,095,352,962.12/122,770.37
  6. Step 6: Final answer
    x = 57,793.69

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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.