Home / 74,366.93-111,550.53-52,279.13

Finding the Fourth Proportional to 74,366.93, 111,550.53 and 52,279.13

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Solution

The fourth proportional to 74,366.93, 111,550.53 and 52,279.13 is: 78,418.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,366.93 : 111,550.53 = 52,279.13 : x
  2. Step 2: Convert to fraction form
    74,366.93/111,550.53 = 52,279.13/x
  3. Step 3: Cross multiply
    74,366.93x = 111,550.53 × 52,279.13
  4. Step 4: Simplify right side
    74,366.93x = 5,831,764,659.44
  5. Step 5: Solve for x
    x = 5,831,764,659.44/74,366.93
  6. Step 6: Final answer
    x = 78,418.79

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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.