Home / 121,024.80-181,537.20-92,998.80

Finding the Fourth Proportional to 121,024.80, 181,537.20 and 92,998.80

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Solution

The fourth proportional to 121,024.80, 181,537.20 and 92,998.80 is: 139,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,024.80 : 181,537.20 = 92,998.80 : x
  2. Step 2: Convert to fraction form
    121,024.80/181,537.20 = 92,998.80/x
  3. Step 3: Cross multiply
    121,024.80x = 181,537.20 × 92,998.80
  4. Step 4: Simplify right side
    121,024.80x = 16,882,741,755.36
  5. Step 5: Solve for x
    x = 16,882,741,755.36/121,024.80
  6. Step 6: Final answer
    x = 139,498.20

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1.5x scale

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.