Home / 198,707.52-297,409.70-108,612.24

Finding the Fourth Proportional to 198,707.52, 297,409.70 and 108,612.24

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Solution

The fourth proportional to 198,707.52, 297,409.70 and 108,612.24 is: 162,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,707.52 : 297,409.70 = 108,612.24 : x
  2. Step 2: Convert to fraction form
    198,707.52/297,409.70 = 108,612.24/x
  3. Step 3: Cross multiply
    198,707.52x = 297,409.70 × 108,612.24
  4. Step 4: Simplify right side
    198,707.52x = 32,302,333,714.73
  5. Step 5: Solve for x
    x = 32,302,333,714.73/198,707.52
  6. Step 6: Final answer
    x = 162,562.21

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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.