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Finding the Fourth Proportional to 70,470.96, 97,268.22 and 43,597.86

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Solution

The fourth proportional to 70,470.96, 97,268.22 and 43,597.86 is: 60,176.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,470.96 : 97,268.22 = 43,597.86 : x
  2. Step 2: Convert to fraction form
    70,470.96/97,268.22 = 43,597.86/x
  3. Step 3: Cross multiply
    70,470.96x = 97,268.22 × 43,597.86
  4. Step 4: Simplify right side
    70,470.96x = 4,240,686,238.01
  5. Step 5: Solve for x
    x = 4,240,686,238.01/70,470.96
  6. Step 6: Final answer
    x = 60,176.37

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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.