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Finding the Fourth Proportional to 130,052.99, 195,079.49 and 36,558.74

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Solution

The fourth proportional to 130,052.99, 195,079.49 and 36,558.74 is: 54,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,052.99 : 195,079.49 = 36,558.74 : x
  2. Step 2: Convert to fraction form
    130,052.99/195,079.49 = 36,558.74/x
  3. Step 3: Cross multiply
    130,052.99x = 195,079.49 × 36,558.74
  4. Step 4: Simplify right side
    130,052.99x = 7,131,860,171.45
  5. Step 5: Solve for x
    x = 7,131,860,171.45/130,052.99
  6. Step 6: Final answer
    x = 54,838.11

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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.