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Finding the Fourth Proportional to 60,985.79, 84,163.01 and 37,707.33

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Solution

The fourth proportional to 60,985.79, 84,163.01 and 37,707.33 is: 52,037.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,985.79 : 84,163.01 = 37,707.33 : x
  2. Step 2: Convert to fraction form
    60,985.79/84,163.01 = 37,707.33/x
  3. Step 3: Cross multiply
    60,985.79x = 84,163.01 × 37,707.33
  4. Step 4: Simplify right side
    60,985.79x = 3,173,562,203.33
  5. Step 5: Solve for x
    x = 3,173,562,203.33/60,985.79
  6. Step 6: Final answer
    x = 52,037.74

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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.