Home / 379,369.04-569,053.60-113,316.48

Finding the Fourth Proportional to 379,369.04, 569,053.60 and 113,316.48

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Solution

The fourth proportional to 379,369.04, 569,053.60 and 113,316.48 is: 169,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,369.04 : 569,053.60 = 113,316.48 : x
  2. Step 2: Convert to fraction form
    379,369.04/569,053.60 = 113,316.48/x
  3. Step 3: Cross multiply
    379,369.04x = 569,053.60 × 113,316.48
  4. Step 4: Simplify right side
    379,369.04x = 64,483,150,883.33
  5. Step 5: Solve for x
    x = 64,483,150,883.33/379,369.04
  6. Step 6: Final answer
    x = 169,974.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.