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Finding the Fourth Proportional to 163,674.40, 245,540.40 and 58,554.40

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Solution

The fourth proportional to 163,674.40, 245,540.40 and 58,554.40 is: 87,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,674.40 : 245,540.40 = 58,554.40 : x
  2. Step 2: Convert to fraction form
    163,674.40/245,540.40 = 58,554.40/x
  3. Step 3: Cross multiply
    163,674.40x = 245,540.40 × 58,554.40
  4. Step 4: Simplify right side
    163,674.40x = 14,377,470,797.76
  5. Step 5: Solve for x
    x = 14,377,470,797.76/163,674.40
  6. Step 6: Final answer
    x = 87,841.90

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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.