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Finding the Fourth Proportional to 8,881.58, 12,256.60 and 4,848.41

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Solution

The fourth proportional to 8,881.58, 12,256.60 and 4,848.41 is: 6,690.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.58 : 12,256.60 = 4,848.41 : x
  2. Step 2: Convert to fraction form
    8,881.58/12,256.60 = 4,848.41/x
  3. Step 3: Cross multiply
    8,881.58x = 12,256.60 × 4,848.41
  4. Step 4: Simplify right side
    8,881.58x = 59,424,991.47
  5. Step 5: Solve for x
    x = 59,424,991.47/8,881.58
  6. Step 6: Final answer
    x = 6,690.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.