Home / 112,573.83-168,918.95-49,438.33

Finding the Fourth Proportional to 112,573.83, 168,918.95 and 49,438.33

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Solution

The fourth proportional to 112,573.83, 168,918.95 and 49,438.33 is: 74,183.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,573.83 : 168,918.95 = 49,438.33 : x
  2. Step 2: Convert to fraction form
    112,573.83/168,918.95 = 49,438.33/x
  3. Step 3: Cross multiply
    112,573.83x = 168,918.95 × 49,438.33
  4. Step 4: Simplify right side
    112,573.83x = 8,351,071,128.10
  5. Step 5: Solve for x
    x = 8,351,071,128.10/112,573.83
  6. Step 6: Final answer
    x = 74,183.06

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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.