Home / 83,733.90-125,611.74-27,579.75

Finding the Fourth Proportional to 83,733.90, 125,611.74 and 27,579.75

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Solution

The fourth proportional to 83,733.90, 125,611.74 and 27,579.75 is: 41,373.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,733.90 : 125,611.74 = 27,579.75 : x
  2. Step 2: Convert to fraction form
    83,733.90/125,611.74 = 27,579.75/x
  3. Step 3: Cross multiply
    83,733.90x = 125,611.74 × 27,579.75
  4. Step 4: Simplify right side
    83,733.90x = 3,464,340,386.27
  5. Step 5: Solve for x
    x = 3,464,340,386.27/83,733.90
  6. Step 6: Final answer
    x = 41,373.21

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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.