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Finding the Fourth Proportional to 65,714.30, 98,542.65 and 26,258.30

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Solution

The fourth proportional to 65,714.30, 98,542.65 and 26,258.30 is: 39,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,714.30 : 98,542.65 = 26,258.30 : x
  2. Step 2: Convert to fraction form
    65,714.30/98,542.65 = 26,258.30/x
  3. Step 3: Cross multiply
    65,714.30x = 98,542.65 × 26,258.30
  4. Step 4: Simplify right side
    65,714.30x = 2,587,562,466.50
  5. Step 5: Solve for x
    x = 2,587,562,466.50/65,714.30
  6. Step 6: Final answer
    x = 39,375.94

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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.