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Finding the Fourth Proportional to 65,598.17, 90,512.66 and 44,118.86

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Solution

The fourth proportional to 65,598.17, 90,512.66 and 44,118.86 is: 60,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,598.17 : 90,512.66 = 44,118.86 : x
  2. Step 2: Convert to fraction form
    65,598.17/90,512.66 = 44,118.86/x
  3. Step 3: Cross multiply
    65,598.17x = 90,512.66 × 44,118.86
  4. Step 4: Simplify right side
    65,598.17x = 3,993,315,154.17
  5. Step 5: Solve for x
    x = 3,993,315,154.17/65,598.17
  6. Step 6: Final answer
    x = 60,875.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.