Home / 173,715.30-260,572.95-80,221.05

Finding the Fourth Proportional to 173,715.30, 260,572.95 and 80,221.05

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Solution

The fourth proportional to 173,715.30, 260,572.95 and 80,221.05 is: 120,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,715.30 : 260,572.95 = 80,221.05 : x
  2. Step 2: Convert to fraction form
    173,715.30/260,572.95 = 80,221.05/x
  3. Step 3: Cross multiply
    173,715.30x = 260,572.95 × 80,221.05
  4. Step 4: Simplify right side
    173,715.30x = 20,903,435,650.60
  5. Step 5: Solve for x
    x = 20,903,435,650.60/173,715.30
  6. Step 6: Final answer
    x = 120,331.58

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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.