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Finding the Fourth Proportional to 173,161.80, 259,525.87 and 93,002.78

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Solution

The fourth proportional to 173,161.80, 259,525.87 and 93,002.78 is: 139,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,161.80 : 259,525.87 = 93,002.78 : x
  2. Step 2: Convert to fraction form
    173,161.80/259,525.87 = 93,002.78/x
  3. Step 3: Cross multiply
    173,161.80x = 259,525.87 × 93,002.78
  4. Step 4: Simplify right side
    173,161.80x = 24,136,628,331.37
  5. Step 5: Solve for x
    x = 24,136,628,331.37/173,161.80
  6. Step 6: Final answer
    x = 139,387.72

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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.