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Finding the Fourth Proportional to 57,851.01, 86,829.98 and 35,707.64

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Solution

The fourth proportional to 57,851.01, 86,829.98 and 35,707.64 is: 53,594.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,851.01 : 86,829.98 = 35,707.64 : x
  2. Step 2: Convert to fraction form
    57,851.01/86,829.98 = 35,707.64/x
  3. Step 3: Cross multiply
    57,851.01x = 86,829.98 × 35,707.64
  4. Step 4: Simplify right side
    57,851.01x = 3,100,493,054.36
  5. Step 5: Solve for x
    x = 3,100,493,054.36/57,851.01
  6. Step 6: Final answer
    x = 53,594.45

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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.