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Finding the Fourth Proportional to 164,766.99, 246,980.79 and 64,886.70

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Solution

The fourth proportional to 164,766.99, 246,980.79 and 64,886.70 is: 97,263.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,766.99 : 246,980.79 = 64,886.70 : x
  2. Step 2: Convert to fraction form
    164,766.99/246,980.79 = 64,886.70/x
  3. Step 3: Cross multiply
    164,766.99x = 246,980.79 × 64,886.70
  4. Step 4: Simplify right side
    164,766.99x = 16,025,768,426.49
  5. Step 5: Solve for x
    x = 16,025,768,426.49/164,766.99
  6. Step 6: Final answer
    x = 97,263.22

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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.