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Finding the Fourth Proportional to 197,230.80, 296,108.67 and 103,802.16

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Solution

The fourth proportional to 197,230.80, 296,108.67 and 103,802.16 is: 155,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,230.80 : 296,108.67 = 103,802.16 : x
  2. Step 2: Convert to fraction form
    197,230.80/296,108.67 = 103,802.16/x
  3. Step 3: Cross multiply
    197,230.80x = 296,108.67 × 103,802.16
  4. Step 4: Simplify right side
    197,230.80x = 30,736,719,540.73
  5. Step 5: Solve for x
    x = 30,736,719,540.73/197,230.80
  6. Step 6: Final answer
    x = 155,841.38

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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.