Home / 157,439.12-236,204.70-50,820.60

Finding the Fourth Proportional to 157,439.12, 236,204.70 and 50,820.60

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Solution

The fourth proportional to 157,439.12, 236,204.70 and 50,820.60 is: 76,245.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,439.12 : 236,204.70 = 50,820.60 : x
  2. Step 2: Convert to fraction form
    157,439.12/236,204.70 = 50,820.60/x
  3. Step 3: Cross multiply
    157,439.12x = 236,204.70 × 50,820.60
  4. Step 4: Simplify right side
    157,439.12x = 12,004,064,576.82
  5. Step 5: Solve for x
    x = 12,004,064,576.82/157,439.12
  6. Step 6: Final answer
    x = 76,245.76

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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.