Home / 253,869.10-350,377.92-162,028

Finding the Fourth Proportional to 253,869.10, 350,377.92 and 162,028

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Solution

The fourth proportional to 253,869.10, 350,377.92 and 162,028 is: 223,623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,869.10 : 350,377.92 = 162,028 : x
  2. Step 2: Convert to fraction form
    253,869.10/350,377.92 = 162,028/x
  3. Step 3: Cross multiply
    253,869.10x = 350,377.92 × 162,028
  4. Step 4: Simplify right side
    253,869.10x = 56,771,033,621.76
  5. Step 5: Solve for x
    x = 56,771,033,621.76/253,869.10
  6. Step 6: Final answer
    x = 223,623.25

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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.