Home / 149,329.74-206,075.04-82,261.74

Finding the Fourth Proportional to 149,329.74, 206,075.04 and 82,261.74

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Solution

The fourth proportional to 149,329.74, 206,075.04 and 82,261.74 is: 113,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,329.74 : 206,075.04 = 82,261.74 : x
  2. Step 2: Convert to fraction form
    149,329.74/206,075.04 = 82,261.74/x
  3. Step 3: Cross multiply
    149,329.74x = 206,075.04 × 82,261.74
  4. Step 4: Simplify right side
    149,329.74x = 16,952,091,360.97
  5. Step 5: Solve for x
    x = 16,952,091,360.97/149,329.74
  6. Step 6: Final answer
    x = 113,521.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.