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Finding the Fourth Proportional to 70,607.52, 97,452.18 and 43,761.96

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Solution

The fourth proportional to 70,607.52, 97,452.18 and 43,761.96 is: 60,400.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,607.52 : 97,452.18 = 43,761.96 : x
  2. Step 2: Convert to fraction form
    70,607.52/97,452.18 = 43,761.96/x
  3. Step 3: Cross multiply
    70,607.52x = 97,452.18 × 43,761.96
  4. Step 4: Simplify right side
    70,607.52x = 4,264,698,403.07
  5. Step 5: Solve for x
    x = 4,264,698,403.07/70,607.52
  6. Step 6: Final answer
    x = 60,400.06

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Why These Related Problems?

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