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Finding the Fourth Proportional to 14,635, 21,955.27 and 5,870.60

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Solution

The fourth proportional to 14,635, 21,955.27 and 5,870.60 is: 8,807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635 : 21,955.27 = 5,870.60 : x
  2. Step 2: Convert to fraction form
    14,635/21,955.27 = 5,870.60/x
  3. Step 3: Cross multiply
    14,635x = 21,955.27 × 5,870.60
  4. Step 4: Simplify right side
    14,635x = 128,890,608.06
  5. Step 5: Solve for x
    x = 128,890,608.06/14,635
  6. Step 6: Final answer
    x = 8,807.01

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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.