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Finding the Fourth Proportional to 70,263.68, 96,952 and 43,410.56

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Solution

The fourth proportional to 70,263.68, 96,952 and 43,410.56 is: 59,899.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,263.68 : 96,952 = 43,410.56 : x
  2. Step 2: Convert to fraction form
    70,263.68/96,952 = 43,410.56/x
  3. Step 3: Cross multiply
    70,263.68x = 96,952 × 43,410.56
  4. Step 4: Simplify right side
    70,263.68x = 4,208,740,613.12
  5. Step 5: Solve for x
    x = 4,208,740,613.12/70,263.68
  6. Step 6: Final answer
    x = 59,899.23

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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.