Home / 197,245.20-296,167.32-172,269.84

Finding the Fourth Proportional to 197,245.20, 296,167.32 and 172,269.84

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Solution

The fourth proportional to 197,245.20, 296,167.32 and 172,269.84 is: 258,666.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,245.20 : 296,167.32 = 172,269.84 : x
  2. Step 2: Convert to fraction form
    197,245.20/296,167.32 = 172,269.84/x
  3. Step 3: Cross multiply
    197,245.20x = 296,167.32 × 172,269.84
  4. Step 4: Simplify right side
    197,245.20x = 51,020,696,829.63
  5. Step 5: Solve for x
    x = 51,020,696,829.63/197,245.20
  6. Step 6: Final answer
    x = 258,666.35

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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.