Home / 164,420.39-246,639.09-52,112.54

Finding the Fourth Proportional to 164,420.39, 246,639.09 and 52,112.54

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Solution

The fourth proportional to 164,420.39, 246,639.09 and 52,112.54 is: 78,171.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,420.39 : 246,639.09 = 52,112.54 : x
  2. Step 2: Convert to fraction form
    164,420.39/246,639.09 = 52,112.54/x
  3. Step 3: Cross multiply
    164,420.39x = 246,639.09 × 52,112.54
  4. Step 4: Simplify right side
    164,420.39x = 12,852,989,443.19
  5. Step 5: Solve for x
    x = 12,852,989,443.19/164,420.39
  6. Step 6: Final answer
    x = 78,171.51

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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.