Home / 243,974.04-336,644.00-153,265.76

Finding the Fourth Proportional to 243,974.04, 336,644.00 and 153,265.76

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Solution

The fourth proportional to 243,974.04, 336,644.00 and 153,265.76 is: 211,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,974.04 : 336,644.00 = 153,265.76 : x
  2. Step 2: Convert to fraction form
    243,974.04/336,644.00 = 153,265.76/x
  3. Step 3: Cross multiply
    243,974.04x = 336,644.00 × 153,265.76
  4. Step 4: Simplify right side
    243,974.04x = 51,595,997,897.05
  5. Step 5: Solve for x
    x = 51,595,997,897.05/243,974.04
  6. Step 6: Final answer
    x = 211,481.51

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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.