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Finding the Fourth Proportional to 201,095.90, 301,643.85 and 82,727.90

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Solution

The fourth proportional to 201,095.90, 301,643.85 and 82,727.90 is: 124,091.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,095.90 : 301,643.85 = 82,727.90 : x
  2. Step 2: Convert to fraction form
    201,095.90/301,643.85 = 82,727.90/x
  3. Step 3: Cross multiply
    201,095.90x = 301,643.85 × 82,727.90
  4. Step 4: Simplify right side
    201,095.90x = 24,954,362,258.42
  5. Step 5: Solve for x
    x = 24,954,362,258.42/201,095.90
  6. Step 6: Final answer
    x = 124,091.85

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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.