Home / 106,359.89-159,567.51-39,805.25

Finding the Fourth Proportional to 106,359.89, 159,567.51 and 39,805.25

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Solution

The fourth proportional to 106,359.89, 159,567.51 and 39,805.25 is: 59,718.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,359.89 : 159,567.51 = 39,805.25 : x
  2. Step 2: Convert to fraction form
    106,359.89/159,567.51 = 39,805.25/x
  3. Step 3: Cross multiply
    106,359.89x = 159,567.51 × 39,805.25
  4. Step 4: Simplify right side
    106,359.89x = 6,351,624,627.43
  5. Step 5: Solve for x
    x = 6,351,624,627.43/106,359.89
  6. Step 6: Final answer
    x = 59,718.23

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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.