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Finding the Fourth Proportional to 163,810.34, 245,750.60 and 92,766.56

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Solution

The fourth proportional to 163,810.34, 245,750.60 and 92,766.56 is: 139,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,810.34 : 245,750.60 = 92,766.56 : x
  2. Step 2: Convert to fraction form
    163,810.34/245,750.60 = 92,766.56/x
  3. Step 3: Cross multiply
    163,810.34x = 245,750.60 × 92,766.56
  4. Step 4: Simplify right side
    163,810.34x = 22,797,437,643.63
  5. Step 5: Solve for x
    x = 22,797,437,643.63/163,810.34
  6. Step 6: Final answer
    x = 139,169.71

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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.