Home / 66,519.67-99,779.52-44,376.31

Finding the Fourth Proportional to 66,519.67, 99,779.52 and 44,376.31

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Solution

The fourth proportional to 66,519.67, 99,779.52 and 44,376.31 is: 66,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,519.67 : 99,779.52 = 44,376.31 : x
  2. Step 2: Convert to fraction form
    66,519.67/99,779.52 = 44,376.31/x
  3. Step 3: Cross multiply
    66,519.67x = 99,779.52 × 44,376.31
  4. Step 4: Simplify right side
    66,519.67x = 4,427,846,911.17
  5. Step 5: Solve for x
    x = 4,427,846,911.17/66,519.67
  6. Step 6: Final answer
    x = 66,564.48

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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.