Home / 157,388.85-236,129.24-50,770.45

Finding the Fourth Proportional to 157,388.85, 236,129.24 and 50,770.45

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Solution

The fourth proportional to 157,388.85, 236,129.24 and 50,770.45 is: 76,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,388.85 : 236,129.24 = 50,770.45 : x
  2. Step 2: Convert to fraction form
    157,388.85/236,129.24 = 50,770.45/x
  3. Step 3: Cross multiply
    157,388.85x = 236,129.24 × 50,770.45
  4. Step 4: Simplify right side
    157,388.85x = 11,988,387,772.96
  5. Step 5: Solve for x
    x = 11,988,387,772.96/157,388.85
  6. Step 6: Final answer
    x = 76,170.50

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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.