Home / 126,805.98-174,992.24-70,217.36

Finding the Fourth Proportional to 126,805.98, 174,992.24 and 70,217.36

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Solution

The fourth proportional to 126,805.98, 174,992.24 and 70,217.36 is: 96,899.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,805.98 : 174,992.24 = 70,217.36 : x
  2. Step 2: Convert to fraction form
    126,805.98/174,992.24 = 70,217.36/x
  3. Step 3: Cross multiply
    126,805.98x = 174,992.24 × 70,217.36
  4. Step 4: Simplify right side
    126,805.98x = 12,287,492,413.87
  5. Step 5: Solve for x
    x = 12,287,492,413.87/126,805.98
  6. Step 6: Final answer
    x = 96,899.94

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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.