Home / 71,076.42-98,086.14-39,244.64

Finding the Fourth Proportional to 71,076.42, 98,086.14 and 39,244.64

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Solution

The fourth proportional to 71,076.42, 98,086.14 and 39,244.64 is: 54,157.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,076.42 : 98,086.14 = 39,244.64 : x
  2. Step 2: Convert to fraction form
    71,076.42/98,086.14 = 39,244.64/x
  3. Step 3: Cross multiply
    71,076.42x = 98,086.14 × 39,244.64
  4. Step 4: Simplify right side
    71,076.42x = 3,849,354,762.86
  5. Step 5: Solve for x
    x = 3,849,354,762.86/71,076.42
  6. Step 6: Final answer
    x = 54,157.97

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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.