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Finding the Fourth Proportional to 101,066.90, 151,600.35 and 63,669.20

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Solution

The fourth proportional to 101,066.90, 151,600.35 and 63,669.20 is: 95,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066.90 : 151,600.35 = 63,669.20 : x
  2. Step 2: Convert to fraction form
    101,066.90/151,600.35 = 63,669.20/x
  3. Step 3: Cross multiply
    101,066.90x = 151,600.35 × 63,669.20
  4. Step 4: Simplify right side
    101,066.90x = 9,652,273,004.22
  5. Step 5: Solve for x
    x = 9,652,273,004.22/101,066.90
  6. Step 6: Final answer
    x = 95,503.80

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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.