Home / 173,740.20-260,415.90-89,467.80

Finding the Fourth Proportional to 173,740.20, 260,415.90 and 89,467.80

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Solution

The fourth proportional to 173,740.20, 260,415.90 and 89,467.80 is: 134,101.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,740.20 : 260,415.90 = 89,467.80 : x
  2. Step 2: Convert to fraction form
    173,740.20/260,415.90 = 89,467.80/x
  3. Step 3: Cross multiply
    173,740.20x = 260,415.90 × 89,467.80
  4. Step 4: Simplify right side
    173,740.20x = 23,298,837,658.02
  5. Step 5: Solve for x
    x = 23,298,837,658.02/173,740.20
  6. Step 6: Final answer
    x = 134,101.59

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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.