Home / 272,723.88-376,036.92-186,724.56

Finding the Fourth Proportional to 272,723.88, 376,036.92 and 186,724.56

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Solution

The fourth proportional to 272,723.88, 376,036.92 and 186,724.56 is: 257,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,723.88 : 376,036.92 = 186,724.56 : x
  2. Step 2: Convert to fraction form
    272,723.88/376,036.92 = 186,724.56/x
  3. Step 3: Cross multiply
    272,723.88x = 376,036.92 × 186,724.56
  4. Step 4: Simplify right side
    272,723.88x = 70,215,328,430.76
  5. Step 5: Solve for x
    x = 70,215,328,430.76/272,723.88
  6. Step 6: Final answer
    x = 257,459.41

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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.