Home / 118,375.77-163,352.32-64,660.01

Finding the Fourth Proportional to 118,375.77, 163,352.32 and 64,660.01

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Solution

The fourth proportional to 118,375.77, 163,352.32 and 64,660.01 is: 89,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,375.77 : 163,352.32 = 64,660.01 : x
  2. Step 2: Convert to fraction form
    118,375.77/163,352.32 = 64,660.01/x
  3. Step 3: Cross multiply
    118,375.77x = 163,352.32 × 64,660.01
  4. Step 4: Simplify right side
    118,375.77x = 10,562,362,891.45
  5. Step 5: Solve for x
    x = 10,562,362,891.45/118,375.77
  6. Step 6: Final answer
    x = 89,227.41

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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.