Home / 157,039.32-235,580.70-50,398.20

Finding the Fourth Proportional to 157,039.32, 235,580.70 and 50,398.20

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Solution

The fourth proportional to 157,039.32, 235,580.70 and 50,398.20 is: 75,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,039.32 : 235,580.70 = 50,398.20 : x
  2. Step 2: Convert to fraction form
    157,039.32/235,580.70 = 50,398.20/x
  3. Step 3: Cross multiply
    157,039.32x = 235,580.70 × 50,398.20
  4. Step 4: Simplify right side
    157,039.32x = 11,872,843,234.74
  5. Step 5: Solve for x
    x = 11,872,843,234.74/157,039.32
  6. Step 6: Final answer
    x = 75,604.27

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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.