Home / 43,722.60-65,584.26-27,130.92

Finding the Fourth Proportional to 43,722.60, 65,584.26 and 27,130.92

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Solution

The fourth proportional to 43,722.60, 65,584.26 and 27,130.92 is: 40,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,722.60 : 65,584.26 = 27,130.92 : x
  2. Step 2: Convert to fraction form
    43,722.60/65,584.26 = 27,130.92/x
  3. Step 3: Cross multiply
    43,722.60x = 65,584.26 × 27,130.92
  4. Step 4: Simplify right side
    43,722.60x = 1,779,361,311.32
  5. Step 5: Solve for x
    x = 1,779,361,311.32/43,722.60
  6. Step 6: Final answer
    x = 40,696.60

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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.