Home / 46,639.65-69,933.83-31,865.25

Finding the Fourth Proportional to 46,639.65, 69,933.83 and 31,865.25

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Solution

The fourth proportional to 46,639.65, 69,933.83 and 31,865.25 is: 47,780.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,639.65 : 69,933.83 = 31,865.25 : x
  2. Step 2: Convert to fraction form
    46,639.65/69,933.83 = 31,865.25/x
  3. Step 3: Cross multiply
    46,639.65x = 69,933.83 × 31,865.25
  4. Step 4: Simplify right side
    46,639.65x = 2,228,458,817.08
  5. Step 5: Solve for x
    x = 2,228,458,817.08/46,639.65
  6. Step 6: Final answer
    x = 47,780.35

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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.