Home / 192,684.72-288,317.52-116,511.60

Finding the Fourth Proportional to 192,684.72, 288,317.52 and 116,511.60

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Solution

The fourth proportional to 192,684.72, 288,317.52 and 116,511.60 is: 174,338.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,684.72 : 288,317.52 = 116,511.60 : x
  2. Step 2: Convert to fraction form
    192,684.72/288,317.52 = 116,511.60/x
  3. Step 3: Cross multiply
    192,684.72x = 288,317.52 × 116,511.60
  4. Step 4: Simplify right side
    192,684.72x = 33,592,335,563.23
  5. Step 5: Solve for x
    x = 33,592,335,563.23/192,684.72
  6. Step 6: Final answer
    x = 174,338.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.