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Finding the Fourth Proportional to 10,698.60, 16,026.30 and 6,076.20

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Solution

The fourth proportional to 10,698.60, 16,026.30 and 6,076.20 is: 9,102.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698.60 : 16,026.30 = 6,076.20 : x
  2. Step 2: Convert to fraction form
    10,698.60/16,026.30 = 6,076.20/x
  3. Step 3: Cross multiply
    10,698.60x = 16,026.30 × 6,076.20
  4. Step 4: Simplify right side
    10,698.60x = 97,379,004.06
  5. Step 5: Solve for x
    x = 97,379,004.06/10,698.60
  6. Step 6: Final answer
    x = 9,102.03

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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.