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Finding the Fourth Proportional to 207,180.73, 285,664.85 and 141,801.08

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Solution

The fourth proportional to 207,180.73, 285,664.85 and 141,801.08 is: 195,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,180.73 : 285,664.85 = 141,801.08 : x
  2. Step 2: Convert to fraction form
    207,180.73/285,664.85 = 141,801.08/x
  3. Step 3: Cross multiply
    207,180.73x = 285,664.85 × 141,801.08
  4. Step 4: Simplify right side
    207,180.73x = 40,507,584,253.19
  5. Step 5: Solve for x
    x = 40,507,584,253.19/207,180.73
  6. Step 6: Final answer
    x = 195,518.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.