Home / 60,857.56-91,294.04-20,884.34

Finding the Fourth Proportional to 60,857.56, 91,294.04 and 20,884.34

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Solution

The fourth proportional to 60,857.56, 91,294.04 and 20,884.34 is: 31,329.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,857.56 : 91,294.04 = 20,884.34 : x
  2. Step 2: Convert to fraction form
    60,857.56/91,294.04 = 20,884.34/x
  3. Step 3: Cross multiply
    60,857.56x = 91,294.04 × 20,884.34
  4. Step 4: Simplify right side
    60,857.56x = 1,906,615,771.33
  5. Step 5: Solve for x
    x = 1,906,615,771.33/60,857.56
  6. Step 6: Final answer
    x = 31,329.15

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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.