Home / 167,813.79-251,720.69-157,549.47

Finding the Fourth Proportional to 167,813.79, 251,720.69 and 157,549.47

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Solution

The fourth proportional to 167,813.79, 251,720.69 and 157,549.47 is: 236,324.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,813.79 : 251,720.69 = 157,549.47 : x
  2. Step 2: Convert to fraction form
    167,813.79/251,720.69 = 157,549.47/x
  3. Step 3: Cross multiply
    167,813.79x = 251,720.69 × 157,549.47
  4. Step 4: Simplify right side
    167,813.79x = 39,658,461,297.53
  5. Step 5: Solve for x
    x = 39,658,461,297.53/167,813.79
  6. Step 6: Final answer
    x = 236,324.21

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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.