Home / 47,799.61-71,699.39-14,519.54

Finding the Fourth Proportional to 47,799.61, 71,699.39 and 14,519.54

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Solution

The fourth proportional to 47,799.61, 71,699.39 and 14,519.54 is: 21,779.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,799.61 : 71,699.39 = 14,519.54 : x
  2. Step 2: Convert to fraction form
    47,799.61/71,699.39 = 14,519.54/x
  3. Step 3: Cross multiply
    47,799.61x = 71,699.39 × 14,519.54
  4. Step 4: Simplify right side
    47,799.61x = 1,041,042,322.18
  5. Step 5: Solve for x
    x = 1,041,042,322.18/47,799.61
  6. Step 6: Final answer
    x = 21,779.31

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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.