Home / 209,845.55-289,585.96-114,352.25

Finding the Fourth Proportional to 209,845.55, 289,585.96 and 114,352.25

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Solution

The fourth proportional to 209,845.55, 289,585.96 and 114,352.25 is: 157,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,845.55 : 289,585.96 = 114,352.25 : x
  2. Step 2: Convert to fraction form
    209,845.55/289,585.96 = 114,352.25/x
  3. Step 3: Cross multiply
    209,845.55x = 289,585.96 × 114,352.25
  4. Step 4: Simplify right side
    209,845.55x = 33,114,804,360.60
  5. Step 5: Solve for x
    x = 33,114,804,360.60/209,845.55
  6. Step 6: Final answer
    x = 157,805.60

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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.