Home / 299,926.56-413,943.72-172,577.55

Finding the Fourth Proportional to 299,926.56, 413,943.72 and 172,577.55

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Solution

The fourth proportional to 299,926.56, 413,943.72 and 172,577.55 is: 238,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,926.56 : 413,943.72 = 172,577.55 : x
  2. Step 2: Convert to fraction form
    299,926.56/413,943.72 = 172,577.55/x
  3. Step 3: Cross multiply
    299,926.56x = 413,943.72 × 172,577.55
  4. Step 4: Simplify right side
    299,926.56x = 71,437,393,035.49
  5. Step 5: Solve for x
    x = 71,437,393,035.49/299,926.56
  6. Step 6: Final answer
    x = 238,182.95

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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.