Home / 157,449.66-236,173.62-39,120.96

Finding the Fourth Proportional to 157,449.66, 236,173.62 and 39,120.96

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Solution

The fourth proportional to 157,449.66, 236,173.62 and 39,120.96 is: 58,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,449.66 : 236,173.62 = 39,120.96 : x
  2. Step 2: Convert to fraction form
    157,449.66/236,173.62 = 39,120.96/x
  3. Step 3: Cross multiply
    157,449.66x = 236,173.62 × 39,120.96
  4. Step 4: Simplify right side
    157,449.66x = 9,239,338,741.08
  5. Step 5: Solve for x
    x = 9,239,338,741.08/157,449.66
  6. Step 6: Final answer
    x = 58,681.22

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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.