Home / 209,977.94-289,770.93-114,486.23

Finding the Fourth Proportional to 209,977.94, 289,770.93 and 114,486.23

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Solution

The fourth proportional to 209,977.94, 289,770.93 and 114,486.23 is: 157,991.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,977.94 : 289,770.93 = 114,486.23 : x
  2. Step 2: Convert to fraction form
    209,977.94/289,770.93 = 114,486.23/x
  3. Step 3: Cross multiply
    209,977.94x = 289,770.93 × 114,486.23
  4. Step 4: Simplify right side
    209,977.94x = 33,174,779,890.44
  5. Step 5: Solve for x
    x = 33,174,779,890.44/209,977.94
  6. Step 6: Final answer
    x = 157,991.74

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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.