Home / 380,946.14-571,413.39-92,760.48

Finding the Fourth Proportional to 380,946.14, 571,413.39 and 92,760.48

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Solution

The fourth proportional to 380,946.14, 571,413.39 and 92,760.48 is: 139,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,946.14 : 571,413.39 = 92,760.48 : x
  2. Step 2: Convert to fraction form
    380,946.14/571,413.39 = 92,760.48/x
  3. Step 3: Cross multiply
    380,946.14x = 571,413.39 × 92,760.48
  4. Step 4: Simplify right side
    380,946.14x = 53,004,580,334.83
  5. Step 5: Solve for x
    x = 53,004,580,334.83/380,946.14
  6. Step 6: Final answer
    x = 139,139.30

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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.