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Finding the Fourth Proportional to 60,986.54, 84,164.04 and 37,708.08

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Solution

The fourth proportional to 60,986.54, 84,164.04 and 37,708.08 is: 52,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,986.54 : 84,164.04 = 37,708.08 : x
  2. Step 2: Convert to fraction form
    60,986.54/84,164.04 = 37,708.08/x
  3. Step 3: Cross multiply
    60,986.54x = 84,164.04 × 37,708.08
  4. Step 4: Simplify right side
    60,986.54x = 3,173,664,353.44
  5. Step 5: Solve for x
    x = 3,173,664,353.44/60,986.54
  6. Step 6: Final answer
    x = 52,038.77

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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.