Home / 85,093.26-127,698.20-29,689.26

Finding the Fourth Proportional to 85,093.26, 127,698.20 and 29,689.26

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Solution

The fourth proportional to 85,093.26, 127,698.20 and 29,689.26 is: 44,554.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,093.26 : 127,698.20 = 29,689.26 : x
  2. Step 2: Convert to fraction form
    85,093.26/127,698.20 = 29,689.26/x
  3. Step 3: Cross multiply
    85,093.26x = 127,698.20 × 29,689.26
  4. Step 4: Simplify right side
    85,093.26x = 3,791,265,061.33
  5. Step 5: Solve for x
    x = 3,791,265,061.33/85,093.26
  6. Step 6: Final answer
    x = 44,554.23

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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.