Home / 211,083.17-291,294.33-114,286.55

Finding the Fourth Proportional to 211,083.17, 291,294.33 and 114,286.55

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Solution

The fourth proportional to 211,083.17, 291,294.33 and 114,286.55 is: 157,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,083.17 : 291,294.33 = 114,286.55 : x
  2. Step 2: Convert to fraction form
    211,083.17/291,294.33 = 114,286.55/x
  3. Step 3: Cross multiply
    211,083.17x = 291,294.33 × 114,286.55
  4. Step 4: Simplify right side
    211,083.17x = 33,291,024,010.26
  5. Step 5: Solve for x
    x = 33,291,024,010.26/211,083.17
  6. Step 6: Final answer
    x = 157,715.20

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