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Finding the Fourth Proportional to 201,101.77, 301,648.05 and 101,235.15

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Solution

The fourth proportional to 201,101.77, 301,648.05 and 101,235.15 is: 151,850.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,101.77 : 301,648.05 = 101,235.15 : x
  2. Step 2: Convert to fraction form
    201,101.77/301,648.05 = 101,235.15/x
  3. Step 3: Cross multiply
    201,101.77x = 301,648.05 × 101,235.15
  4. Step 4: Simplify right side
    201,101.77x = 30,537,385,588.96
  5. Step 5: Solve for x
    x = 30,537,385,588.96/201,101.77
  6. Step 6: Final answer
    x = 151,850.41

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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.