Home / 173,725.60-261,145.20-161,399.20

Finding the Fourth Proportional to 173,725.60, 261,145.20 and 161,399.20

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Solution

The fourth proportional to 173,725.60, 261,145.20 and 161,399.20 is: 242,616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,725.60 : 261,145.20 = 161,399.20 : x
  2. Step 2: Convert to fraction form
    173,725.60/261,145.20 = 161,399.20/x
  3. Step 3: Cross multiply
    173,725.60x = 261,145.20 × 161,399.20
  4. Step 4: Simplify right side
    173,725.60x = 42,148,626,363.84
  5. Step 5: Solve for x
    x = 42,148,626,363.84/173,725.60
  6. Step 6: Final answer
    x = 242,616.09

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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.