Home / 272,664.65-376,343.53-157,924.81

Finding the Fourth Proportional to 272,664.65, 376,343.53 and 157,924.81

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Solution

The fourth proportional to 272,664.65, 376,343.53 and 157,924.81 is: 217,974.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,664.65 : 376,343.53 = 157,924.81 : x
  2. Step 2: Convert to fraction form
    272,664.65/376,343.53 = 157,924.81/x
  3. Step 3: Cross multiply
    272,664.65x = 376,343.53 × 157,924.81
  4. Step 4: Simplify right side
    272,664.65x = 59,433,979,694.44
  5. Step 5: Solve for x
    x = 59,433,979,694.44/272,664.65
  6. Step 6: Final answer
    x = 217,974.64

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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.