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Finding the Fourth Proportional to 65,693.48, 98,539.18 and 44,581.12

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Solution

The fourth proportional to 65,693.48, 98,539.18 and 44,581.12 is: 66,870.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,693.48 : 98,539.18 = 44,581.12 : x
  2. Step 2: Convert to fraction form
    65,693.48/98,539.18 = 44,581.12/x
  3. Step 3: Cross multiply
    65,693.48x = 98,539.18 × 44,581.12
  4. Step 4: Simplify right side
    65,693.48x = 4,392,987,008.28
  5. Step 5: Solve for x
    x = 4,392,987,008.28/65,693.48
  6. Step 6: Final answer
    x = 66,870.97

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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.