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Finding the Fourth Proportional to 65,741.40, 98,652.60 and 26,294.40

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Solution

The fourth proportional to 65,741.40, 98,652.60 and 26,294.40 is: 39,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,741.40 : 98,652.60 = 26,294.40 : x
  2. Step 2: Convert to fraction form
    65,741.40/98,652.60 = 26,294.40/x
  3. Step 3: Cross multiply
    65,741.40x = 98,652.60 × 26,294.40
  4. Step 4: Simplify right side
    65,741.40x = 2,594,010,925.44
  5. Step 5: Solve for x
    x = 2,594,010,925.44/65,741.40
  6. Step 6: Final answer
    x = 39,457.80

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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.