Home / 173,490.80-260,334.64-79,996.56

Finding the Fourth Proportional to 173,490.80, 260,334.64 and 79,996.56

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Solution

The fourth proportional to 173,490.80, 260,334.64 and 79,996.56 is: 120,040.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,490.80 : 260,334.64 = 79,996.56 : x
  2. Step 2: Convert to fraction form
    173,490.80/260,334.64 = 79,996.56/x
  3. Step 3: Cross multiply
    173,490.80x = 260,334.64 × 79,996.56
  4. Step 4: Simplify right side
    173,490.80x = 20,825,875,648.84
  5. Step 5: Solve for x
    x = 20,825,875,648.84/173,490.80
  6. Step 6: Final answer
    x = 120,040.23

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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.