Home / 150,413.43-207,550.75-89,962.02

Finding the Fourth Proportional to 150,413.43, 207,550.75 and 89,962.02

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Solution

The fourth proportional to 150,413.43, 207,550.75 and 89,962.02 is: 124,135.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,413.43 : 207,550.75 = 89,962.02 : x
  2. Step 2: Convert to fraction form
    150,413.43/207,550.75 = 89,962.02/x
  3. Step 3: Cross multiply
    150,413.43x = 207,550.75 × 89,962.02
  4. Step 4: Simplify right side
    150,413.43x = 18,671,684,722.52
  5. Step 5: Solve for x
    x = 18,671,684,722.52/150,413.43
  6. Step 6: Final answer
    x = 124,135.76

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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.