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Finding the Fourth Proportional to 198,701.30, 298,051.95 and 93,725.30

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Solution

The fourth proportional to 198,701.30, 298,051.95 and 93,725.30 is: 140,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,701.30 : 298,051.95 = 93,725.30 : x
  2. Step 2: Convert to fraction form
    198,701.30/298,051.95 = 93,725.30/x
  3. Step 3: Cross multiply
    198,701.30x = 298,051.95 × 93,725.30
  4. Step 4: Simplify right side
    198,701.30x = 27,935,008,429.34
  5. Step 5: Solve for x
    x = 27,935,008,429.34/198,701.30
  6. Step 6: Final answer
    x = 140,587.95

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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.