Home / 112,640.25-168,829.16-62,696.46

Finding the Fourth Proportional to 112,640.25, 168,829.16 and 62,696.46

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Solution

The fourth proportional to 112,640.25, 168,829.16 and 62,696.46 is: 93,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,640.25 : 168,829.16 = 62,696.46 : x
  2. Step 2: Convert to fraction form
    112,640.25/168,829.16 = 62,696.46/x
  3. Step 3: Cross multiply
    112,640.25x = 168,829.16 × 62,696.46
  4. Step 4: Simplify right side
    112,640.25x = 10,584,990,363.29
  5. Step 5: Solve for x
    x = 10,584,990,363.29/112,640.25
  6. Step 6: Final answer
    x = 93,971.65

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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.