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Finding the Fourth Proportional to 16,376.04, 22,599.54 and 9,303.66

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Solution

The fourth proportional to 16,376.04, 22,599.54 and 9,303.66 is: 12,839.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,376.04 : 22,599.54 = 9,303.66 : x
  2. Step 2: Convert to fraction form
    16,376.04/22,599.54 = 9,303.66/x
  3. Step 3: Cross multiply
    16,376.04x = 22,599.54 × 9,303.66
  4. Step 4: Simplify right side
    16,376.04x = 210,258,436.32
  5. Step 5: Solve for x
    x = 210,258,436.32/16,376.04
  6. Step 6: Final answer
    x = 12,839.39

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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.