Home / 334,115.20-501,233.55-109,413.10

Finding the Fourth Proportional to 334,115.20, 501,233.55 and 109,413.10

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Solution

The fourth proportional to 334,115.20, 501,233.55 and 109,413.10 is: 164,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,115.20 : 501,233.55 = 109,413.10 : x
  2. Step 2: Convert to fraction form
    334,115.20/501,233.55 = 109,413.10/x
  3. Step 3: Cross multiply
    334,115.20x = 501,233.55 × 109,413.10
  4. Step 4: Simplify right side
    334,115.20x = 54,841,516,529.51
  5. Step 5: Solve for x
    x = 54,841,516,529.51/334,115.20
  6. Step 6: Final answer
    x = 164,139.54

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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.