Home / 112,270.08-168,398.73-67,884.93

Finding the Fourth Proportional to 112,270.08, 168,398.73 and 67,884.93

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Solution

The fourth proportional to 112,270.08, 168,398.73 and 67,884.93 is: 101,823.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,270.08 : 168,398.73 = 67,884.93 : x
  2. Step 2: Convert to fraction form
    112,270.08/168,398.73 = 67,884.93/x
  3. Step 3: Cross multiply
    112,270.08x = 168,398.73 × 67,884.93
  4. Step 4: Simplify right side
    112,270.08x = 11,431,735,998.14
  5. Step 5: Solve for x
    x = 11,431,735,998.14/112,270.08
  6. Step 6: Final answer
    x = 101,823.53

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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.