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Finding the Fourth Proportional to 32,873.50, 49,310.25 and 10,985.50

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Solution

The fourth proportional to 32,873.50, 49,310.25 and 10,985.50 is: 16,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,873.50 : 49,310.25 = 10,985.50 : x
  2. Step 2: Convert to fraction form
    32,873.50/49,310.25 = 10,985.50/x
  3. Step 3: Cross multiply
    32,873.50x = 49,310.25 × 10,985.50
  4. Step 4: Simplify right side
    32,873.50x = 541,697,751.38
  5. Step 5: Solve for x
    x = 541,697,751.38/32,873.50
  6. Step 6: Final answer
    x = 16,478.25

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1.5x scale

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.