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Finding the Fourth Proportional to 65,498.09, 98,164.97 and 28,014.17

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Solution

The fourth proportional to 65,498.09, 98,164.97 and 28,014.17 is: 41,986.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,498.09 : 98,164.97 = 28,014.17 : x
  2. Step 2: Convert to fraction form
    65,498.09/98,164.97 = 28,014.17/x
  3. Step 3: Cross multiply
    65,498.09x = 98,164.97 × 28,014.17
  4. Step 4: Simplify right side
    65,498.09x = 2,750,010,017.55
  5. Step 5: Solve for x
    x = 2,750,010,017.55/65,498.09
  6. Step 6: Final answer
    x = 41,986.11

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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.