Home / 198,277.34-297,416.20-163,143.14

Finding the Fourth Proportional to 198,277.34, 297,416.20 and 163,143.14

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Solution

The fourth proportional to 198,277.34, 297,416.20 and 163,143.14 is: 244,714.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,277.34 : 297,416.20 = 163,143.14 : x
  2. Step 2: Convert to fraction form
    198,277.34/297,416.20 = 163,143.14/x
  3. Step 3: Cross multiply
    198,277.34x = 297,416.20 × 163,143.14
  4. Step 4: Simplify right side
    198,277.34x = 48,521,412,754.87
  5. Step 5: Solve for x
    x = 48,521,412,754.87/198,277.34
  6. Step 6: Final answer
    x = 244,714.87

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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.