Home / 84,825.50-117,007.07-60,984.14

Finding the Fourth Proportional to 84,825.50, 117,007.07 and 60,984.14

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Solution

The fourth proportional to 84,825.50, 117,007.07 and 60,984.14 is: 84,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,825.50 : 117,007.07 = 60,984.14 : x
  2. Step 2: Convert to fraction form
    84,825.50/117,007.07 = 60,984.14/x
  3. Step 3: Cross multiply
    84,825.50x = 117,007.07 × 60,984.14
  4. Step 4: Simplify right side
    84,825.50x = 7,135,574,647.91
  5. Step 5: Solve for x
    x = 7,135,574,647.91/84,825.50
  6. Step 6: Final answer
    x = 84,120.64

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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.