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Finding the Fourth Proportional to 65,763.78, 98,602.34 and 23,622.72

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Solution

The fourth proportional to 65,763.78, 98,602.34 and 23,622.72 is: 35,418.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,763.78 : 98,602.34 = 23,622.72 : x
  2. Step 2: Convert to fraction form
    65,763.78/98,602.34 = 23,622.72/x
  3. Step 3: Cross multiply
    65,763.78x = 98,602.34 × 23,622.72
  4. Step 4: Simplify right side
    65,763.78x = 2,329,255,351.05
  5. Step 5: Solve for x
    x = 2,329,255,351.05/65,763.78
  6. Step 6: Final answer
    x = 35,418.51

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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.