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Finding the Fourth Proportional to 192,749.00, 265,989.47 and 106,703.01

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Solution

The fourth proportional to 192,749.00, 265,989.47 and 106,703.01 is: 147,247.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,749.00 : 265,989.47 = 106,703.01 : x
  2. Step 2: Convert to fraction form
    192,749.00/265,989.47 = 106,703.01/x
  3. Step 3: Cross multiply
    192,749.00x = 265,989.47 × 106,703.01
  4. Step 4: Simplify right side
    192,749.00x = 28,381,876,543.79
  5. Step 5: Solve for x
    x = 28,381,876,543.79/192,749.00
  6. Step 6: Final answer
    x = 147,247.86

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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.