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Finding the Fourth Proportional to 111,652.44, 154,087.26 and 63,904.77

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Solution

The fourth proportional to 111,652.44, 154,087.26 and 63,904.77 is: 88,192.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,652.44 : 154,087.26 = 63,904.77 : x
  2. Step 2: Convert to fraction form
    111,652.44/154,087.26 = 63,904.77/x
  3. Step 3: Cross multiply
    111,652.44x = 154,087.26 × 63,904.77
  4. Step 4: Simplify right side
    111,652.44x = 9,846,909,820.27
  5. Step 5: Solve for x
    x = 9,846,909,820.27/111,652.44
  6. Step 6: Final answer
    x = 88,192.52

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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.