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Finding the Fourth Proportional to 65,865.34, 98,797.85 and 50,894.23

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Solution

The fourth proportional to 65,865.34, 98,797.85 and 50,894.23 is: 76,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,865.34 : 98,797.85 = 50,894.23 : x
  2. Step 2: Convert to fraction form
    65,865.34/98,797.85 = 50,894.23/x
  3. Step 3: Cross multiply
    65,865.34x = 98,797.85 × 50,894.23
  4. Step 4: Simplify right side
    65,865.34x = 5,028,240,007.42
  5. Step 5: Solve for x
    x = 5,028,240,007.42/65,865.34
  6. Step 6: Final answer
    x = 76,341.22

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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.