Home / 47,283.80-70,936.08-14,006.48

Finding the Fourth Proportional to 47,283.80, 70,936.08 and 14,006.48

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Solution

The fourth proportional to 47,283.80, 70,936.08 and 14,006.48 is: 21,012.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,283.80 : 70,936.08 = 14,006.48 : x
  2. Step 2: Convert to fraction form
    47,283.80/70,936.08 = 14,006.48/x
  3. Step 3: Cross multiply
    47,283.80x = 70,936.08 × 14,006.48
  4. Step 4: Simplify right side
    47,283.80x = 993,564,431.12
  5. Step 5: Solve for x
    x = 993,564,431.12/47,283.80
  6. Step 6: Final answer
    x = 21,012.79

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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.