Home / 209,843.08-289,586.91-114,349.77

Finding the Fourth Proportional to 209,843.08, 289,586.91 and 114,349.77

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Solution

The fourth proportional to 209,843.08, 289,586.91 and 114,349.77 is: 157,804.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,843.08 : 289,586.91 = 114,349.77 : x
  2. Step 2: Convert to fraction form
    209,843.08/289,586.91 = 114,349.77/x
  3. Step 3: Cross multiply
    209,843.08x = 289,586.91 × 114,349.77
  4. Step 4: Simplify right side
    209,843.08x = 33,114,196,850.75
  5. Step 5: Solve for x
    x = 33,114,196,850.75/209,843.08
  6. Step 6: Final answer
    x = 157,804.57

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1.5x scale

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.