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Finding the Fourth Proportional to 163,595.94, 245,394.30 and 49,744.80

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Solution

The fourth proportional to 163,595.94, 245,394.30 and 49,744.80 is: 74,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,595.94 : 245,394.30 = 49,744.80 : x
  2. Step 2: Convert to fraction form
    163,595.94/245,394.30 = 49,744.80/x
  3. Step 3: Cross multiply
    163,595.94x = 245,394.30 × 49,744.80
  4. Step 4: Simplify right side
    163,595.94x = 12,207,090,374.64
  5. Step 5: Solve for x
    x = 12,207,090,374.64/163,595.94
  6. Step 6: Final answer
    x = 74,617.32

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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.