Home / 106,870.71-160,369.02-39,450.23

Finding the Fourth Proportional to 106,870.71, 160,369.02 and 39,450.23

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Solution

The fourth proportional to 106,870.71, 160,369.02 and 39,450.23 is: 59,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,870.71 : 160,369.02 = 39,450.23 : x
  2. Step 2: Convert to fraction form
    106,870.71/160,369.02 = 39,450.23/x
  3. Step 3: Cross multiply
    106,870.71x = 160,369.02 × 39,450.23
  4. Step 4: Simplify right side
    106,870.71x = 6,326,593,922.03
  5. Step 5: Solve for x
    x = 6,326,593,922.03/106,870.71
  6. Step 6: Final answer
    x = 59,198.58

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1.5x scale

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.