Home / 76,939.56-115,426.08-24,349.50

Finding the Fourth Proportional to 76,939.56, 115,426.08 and 24,349.50

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Solution

The fourth proportional to 76,939.56, 115,426.08 and 24,349.50 is: 36,529.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,939.56 : 115,426.08 = 24,349.50 : x
  2. Step 2: Convert to fraction form
    76,939.56/115,426.08 = 24,349.50/x
  3. Step 3: Cross multiply
    76,939.56x = 115,426.08 × 24,349.50
  4. Step 4: Simplify right side
    76,939.56x = 2,810,567,334.96
  5. Step 5: Solve for x
    x = 2,810,567,334.96/76,939.56
  6. Step 6: Final answer
    x = 36,529.55

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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.