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Finding the Fourth Proportional to 102,600.91, 153,925.08 and 32,480.22

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Solution

The fourth proportional to 102,600.91, 153,925.08 and 32,480.22 is: 48,727.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,600.91 : 153,925.08 = 32,480.22 : x
  2. Step 2: Convert to fraction form
    102,600.91/153,925.08 = 32,480.22/x
  3. Step 3: Cross multiply
    102,600.91x = 153,925.08 × 32,480.22
  4. Step 4: Simplify right side
    102,600.91x = 4,999,520,917.34
  5. Step 5: Solve for x
    x = 4,999,520,917.34/102,600.91
  6. Step 6: Final answer
    x = 48,727.84

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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.