Home / 257,413.67-355,216.34-150,001.19

Finding the Fourth Proportional to 257,413.67, 355,216.34 and 150,001.19

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Solution

The fourth proportional to 257,413.67, 355,216.34 and 150,001.19 is: 206,993.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,413.67 : 355,216.34 = 150,001.19 : x
  2. Step 2: Convert to fraction form
    257,413.67/355,216.34 = 150,001.19/x
  3. Step 3: Cross multiply
    257,413.67x = 355,216.34 × 150,001.19
  4. Step 4: Simplify right side
    257,413.67x = 53,282,871,181.36
  5. Step 5: Solve for x
    x = 53,282,871,181.36/257,413.67
  6. Step 6: Final answer
    x = 206,993.17

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1.5x scale

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.