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Finding the Fourth Proportional to 104,564.96, 156,831.24 and 34,444.88

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Solution

The fourth proportional to 104,564.96, 156,831.24 and 34,444.88 is: 51,661.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,564.96 : 156,831.24 = 34,444.88 : x
  2. Step 2: Convert to fraction form
    104,564.96/156,831.24 = 34,444.88/x
  3. Step 3: Cross multiply
    104,564.96x = 156,831.24 × 34,444.88
  4. Step 4: Simplify right side
    104,564.96x = 5,402,033,242.05
  5. Step 5: Solve for x
    x = 5,402,033,242.05/104,564.96
  6. Step 6: Final answer
    x = 51,661.98

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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.