Home / 40,982.26-61,377.71-31,547.42

Finding the Fourth Proportional to 40,982.26, 61,377.71 and 31,547.42

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Solution

The fourth proportional to 40,982.26, 61,377.71 and 31,547.42 is: 47,247.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,982.26 : 61,377.71 = 31,547.42 : x
  2. Step 2: Convert to fraction form
    40,982.26/61,377.71 = 31,547.42/x
  3. Step 3: Cross multiply
    40,982.26x = 61,377.71 × 31,547.42
  4. Step 4: Simplify right side
    40,982.26x = 1,936,308,089.12
  5. Step 5: Solve for x
    x = 1,936,308,089.12/40,982.26
  6. Step 6: Final answer
    x = 47,247.47

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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.