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Finding the Fourth Proportional to 65,893.35, 98,895.12 and 59,693.22

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Solution

The fourth proportional to 65,893.35, 98,895.12 and 59,693.22 is: 89,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,893.35 : 98,895.12 = 59,693.22 : x
  2. Step 2: Convert to fraction form
    65,893.35/98,895.12 = 59,693.22/x
  3. Step 3: Cross multiply
    65,893.35x = 98,895.12 × 59,693.22
  4. Step 4: Simplify right side
    65,893.35x = 5,903,368,155.09
  5. Step 5: Solve for x
    x = 5,903,368,155.09/65,893.35
  6. Step 6: Final answer
    x = 89,589.74

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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.