Home / 43,515.40-65,273.10-41,109.70

Finding the Fourth Proportional to 43,515.40, 65,273.10 and 41,109.70

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Solution

The fourth proportional to 43,515.40, 65,273.10 and 41,109.70 is: 61,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,515.40 : 65,273.10 = 41,109.70 : x
  2. Step 2: Convert to fraction form
    43,515.40/65,273.10 = 41,109.70/x
  3. Step 3: Cross multiply
    43,515.40x = 65,273.10 × 41,109.70
  4. Step 4: Simplify right side
    43,515.40x = 2,683,357,559.07
  5. Step 5: Solve for x
    x = 2,683,357,559.07/43,515.40
  6. Step 6: Final answer
    x = 61,664.55

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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.