Home / 112,252.36-168,289.14-64,813.64

Finding the Fourth Proportional to 112,252.36, 168,289.14 and 64,813.64

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Solution

The fourth proportional to 112,252.36, 168,289.14 and 64,813.64 is: 97,168.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,252.36 : 168,289.14 = 64,813.64 : x
  2. Step 2: Convert to fraction form
    112,252.36/168,289.14 = 64,813.64/x
  3. Step 3: Cross multiply
    112,252.36x = 168,289.14 × 64,813.64
  4. Step 4: Simplify right side
    112,252.36x = 10,907,431,913.54
  5. Step 5: Solve for x
    x = 10,907,431,913.54/112,252.36
  6. Step 6: Final answer
    x = 97,168.84

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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.