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Finding the Fourth Proportional to 130,050.99, 195,076.49 and 36,556.74

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Solution

The fourth proportional to 130,050.99, 195,076.49 and 36,556.74 is: 54,835.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,050.99 : 195,076.49 = 36,556.74 : x
  2. Step 2: Convert to fraction form
    130,050.99/195,076.49 = 36,556.74/x
  3. Step 3: Cross multiply
    130,050.99x = 195,076.49 × 36,556.74
  4. Step 4: Simplify right side
    130,050.99x = 7,131,360,342.26
  5. Step 5: Solve for x
    x = 7,131,360,342.26/130,050.99
  6. Step 6: Final answer
    x = 54,835.11

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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.