Home / 112,273.08-168,403.23-67,887.93

Finding the Fourth Proportional to 112,273.08, 168,403.23 and 67,887.93

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Solution

The fourth proportional to 112,273.08, 168,403.23 and 67,887.93 is: 101,828.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,273.08 : 168,403.23 = 67,887.93 : x
  2. Step 2: Convert to fraction form
    112,273.08/168,403.23 = 67,887.93/x
  3. Step 3: Cross multiply
    112,273.08x = 168,403.23 × 67,887.93
  4. Step 4: Simplify right side
    112,273.08x = 11,432,546,690.01
  5. Step 5: Solve for x
    x = 11,432,546,690.01/112,273.08
  6. Step 6: Final answer
    x = 101,828.03

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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.