Home / 83,800.26-115,646.40-46,074.51

Finding the Fourth Proportional to 83,800.26, 115,646.40 and 46,074.51

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Solution

The fourth proportional to 83,800.26, 115,646.40 and 46,074.51 is: 63,583.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,800.26 : 115,646.40 = 46,074.51 : x
  2. Step 2: Convert to fraction form
    83,800.26/115,646.40 = 46,074.51/x
  3. Step 3: Cross multiply
    83,800.26x = 115,646.40 × 46,074.51
  4. Step 4: Simplify right side
    83,800.26x = 5,328,351,213.26
  5. Step 5: Solve for x
    x = 5,328,351,213.26/83,800.26
  6. Step 6: Final answer
    x = 63,583.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.