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Finding the Fourth Proportional to 116,364.40, 174,546.60 and 104,554.60

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Solution

The fourth proportional to 116,364.40, 174,546.60 and 104,554.60 is: 156,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,364.40 : 174,546.60 = 104,554.60 : x
  2. Step 2: Convert to fraction form
    116,364.40/174,546.60 = 104,554.60/x
  3. Step 3: Cross multiply
    116,364.40x = 174,546.60 × 104,554.60
  4. Step 4: Simplify right side
    116,364.40x = 18,249,649,944.36
  5. Step 5: Solve for x
    x = 18,249,649,944.36/116,364.40
  6. Step 6: Final answer
    x = 156,831.90

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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.