Home / 272,723.98-376,359.51-151,888.54

Finding the Fourth Proportional to 272,723.98, 376,359.51 and 151,888.54

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Solution

The fourth proportional to 272,723.98, 376,359.51 and 151,888.54 is: 209,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,723.98 : 376,359.51 = 151,888.54 : x
  2. Step 2: Convert to fraction form
    272,723.98/376,359.51 = 151,888.54/x
  3. Step 3: Cross multiply
    272,723.98x = 376,359.51 × 151,888.54
  4. Step 4: Simplify right side
    272,723.98x = 57,164,696,489.02
  5. Step 5: Solve for x
    x = 57,164,696,489.02/272,723.98
  6. Step 6: Final answer
    x = 209,606.42

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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.