Home / 163,769.37-245,260.39-93,435.45

Finding the Fourth Proportional to 163,769.37, 245,260.39 and 93,435.45

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Solution

The fourth proportional to 163,769.37, 245,260.39 and 93,435.45 is: 139,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,769.37 : 245,260.39 = 93,435.45 : x
  2. Step 2: Convert to fraction form
    163,769.37/245,260.39 = 93,435.45/x
  3. Step 3: Cross multiply
    163,769.37x = 245,260.39 × 93,435.45
  4. Step 4: Simplify right side
    163,769.37x = 22,916,014,906.83
  5. Step 5: Solve for x
    x = 22,916,014,906.83/163,769.37
  6. Step 6: Final answer
    x = 139,928.58

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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.