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Finding the Fourth Proportional to 8,908.84, 12,293.78 and 4,875.58

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Solution

The fourth proportional to 8,908.84, 12,293.78 and 4,875.58 is: 6,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.84 : 12,293.78 = 4,875.58 : x
  2. Step 2: Convert to fraction form
    8,908.84/12,293.78 = 4,875.58/x
  3. Step 3: Cross multiply
    8,908.84x = 12,293.78 × 4,875.58
  4. Step 4: Simplify right side
    8,908.84x = 59,939,307.89
  5. Step 5: Solve for x
    x = 59,939,307.89/8,908.84
  6. Step 6: Final answer
    x = 6,728.07

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