Home / 211,436.53-291,500.14-167,973.29

Finding the Fourth Proportional to 211,436.53, 291,500.14 and 167,973.29

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Solution

The fourth proportional to 211,436.53, 291,500.14 and 167,973.29 is: 231,578.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,436.53 : 291,500.14 = 167,973.29 : x
  2. Step 2: Convert to fraction form
    211,436.53/291,500.14 = 167,973.29/x
  3. Step 3: Cross multiply
    211,436.53x = 291,500.14 × 167,973.29
  4. Step 4: Simplify right side
    211,436.53x = 48,964,237,551.26
  5. Step 5: Solve for x
    x = 48,964,237,551.26/211,436.53
  6. Step 6: Final answer
    x = 231,578.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.