Home / 157,175.96-235,761.63-38,847.31

Finding the Fourth Proportional to 157,175.96, 235,761.63 and 38,847.31

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Solution

The fourth proportional to 157,175.96, 235,761.63 and 38,847.31 is: 58,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,175.96 : 235,761.63 = 38,847.31 : x
  2. Step 2: Convert to fraction form
    157,175.96/235,761.63 = 38,847.31/x
  3. Step 3: Cross multiply
    157,175.96x = 235,761.63 × 38,847.31
  4. Step 4: Simplify right side
    157,175.96x = 9,158,705,126.72
  5. Step 5: Solve for x
    x = 9,158,705,126.72/157,175.96
  6. Step 6: Final answer
    x = 58,270.39

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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.