Home / 157,185.96-235,778.93-38,859.54

Finding the Fourth Proportional to 157,185.96, 235,778.93 and 38,859.54

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Solution

The fourth proportional to 157,185.96, 235,778.93 and 38,859.54 is: 58,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,185.96 : 235,778.93 = 38,859.54 : x
  2. Step 2: Convert to fraction form
    157,185.96/235,778.93 = 38,859.54/x
  3. Step 3: Cross multiply
    157,185.96x = 235,778.93 × 38,859.54
  4. Step 4: Simplify right side
    157,185.96x = 9,162,260,761.49
  5. Step 5: Solve for x
    x = 9,162,260,761.49/157,185.96
  6. Step 6: Final answer
    x = 58,289.31

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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.