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Finding the Fourth Proportional to 47,804.58, 71,715.07 and 14,528.01

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Solution

The fourth proportional to 47,804.58, 71,715.07 and 14,528.01 is: 21,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,804.58 : 71,715.07 = 14,528.01 : x
  2. Step 2: Convert to fraction form
    47,804.58/71,715.07 = 14,528.01/x
  3. Step 3: Cross multiply
    47,804.58x = 71,715.07 × 14,528.01
  4. Step 4: Simplify right side
    47,804.58x = 1,041,877,137.80
  5. Step 5: Solve for x
    x = 1,041,877,137.80/47,804.58
  6. Step 6: Final answer
    x = 21,794.50

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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.