Home / 173,755.20-260,438.40-89,482.80

Finding the Fourth Proportional to 173,755.20, 260,438.40 and 89,482.80

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Solution

The fourth proportional to 173,755.20, 260,438.40 and 89,482.80 is: 134,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,755.20 : 260,438.40 = 89,482.80 : x
  2. Step 2: Convert to fraction form
    173,755.20/260,438.40 = 89,482.80/x
  3. Step 3: Cross multiply
    173,755.20x = 260,438.40 × 89,482.80
  4. Step 4: Simplify right side
    173,755.20x = 23,304,757,259.52
  5. Step 5: Solve for x
    x = 23,304,757,259.52/173,755.20
  6. Step 6: Final answer
    x = 134,124.09

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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.