Home / 31,136.31-46,704.65-25,641.99

Finding the Fourth Proportional to 31,136.31, 46,704.65 and 25,641.99

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Solution

The fourth proportional to 31,136.31, 46,704.65 and 25,641.99 is: 38,463.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,136.31 : 46,704.65 = 25,641.99 : x
  2. Step 2: Convert to fraction form
    31,136.31/46,704.65 = 25,641.99/x
  3. Step 3: Cross multiply
    31,136.31x = 46,704.65 × 25,641.99
  4. Step 4: Simplify right side
    31,136.31x = 1,197,600,040.04
  5. Step 5: Solve for x
    x = 1,197,600,040.04/31,136.31
  6. Step 6: Final answer
    x = 38,463.13

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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.