Home / 172,413.72-237,928.64-96,962.22

Finding the Fourth Proportional to 172,413.72, 237,928.64 and 96,962.22

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Solution

The fourth proportional to 172,413.72, 237,928.64 and 96,962.22 is: 133,806.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,413.72 : 237,928.64 = 96,962.22 : x
  2. Step 2: Convert to fraction form
    172,413.72/237,928.64 = 96,962.22/x
  3. Step 3: Cross multiply
    172,413.72x = 237,928.64 × 96,962.22
  4. Step 4: Simplify right side
    172,413.72x = 23,070,089,135.98
  5. Step 5: Solve for x
    x = 23,070,089,135.98/172,413.72
  6. Step 6: Final answer
    x = 133,806.57

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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.