Home / 118,165.24-163,069.98-64,450.26

Finding the Fourth Proportional to 118,165.24, 163,069.98 and 64,450.26

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Solution

The fourth proportional to 118,165.24, 163,069.98 and 64,450.26 is: 88,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,165.24 : 163,069.98 = 64,450.26 : x
  2. Step 2: Convert to fraction form
    118,165.24/163,069.98 = 64,450.26/x
  3. Step 3: Cross multiply
    118,165.24x = 163,069.98 × 64,450.26
  4. Step 4: Simplify right side
    118,165.24x = 10,509,902,286.94
  5. Step 5: Solve for x
    x = 10,509,902,286.94/118,165.24
  6. Step 6: Final answer
    x = 88,942.42

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1.5x scale

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.