Home / 209,577.94-289,217.59-114,085.35

Finding the Fourth Proportional to 209,577.94, 289,217.59 and 114,085.35

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Solution

The fourth proportional to 209,577.94, 289,217.59 and 114,085.35 is: 157,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,577.94 : 289,217.59 = 114,085.35 : x
  2. Step 2: Convert to fraction form
    209,577.94/289,217.59 = 114,085.35/x
  3. Step 3: Cross multiply
    209,577.94x = 289,217.59 × 114,085.35
  4. Step 4: Simplify right side
    209,577.94x = 32,995,489,696.09
  5. Step 5: Solve for x
    x = 32,995,489,696.09/209,577.94
  6. Step 6: Final answer
    x = 157,437.80

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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.