Home / 55,342.37-76,378.34-33,844.68

Finding the Fourth Proportional to 55,342.37, 76,378.34 and 33,844.68

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Solution

The fourth proportional to 55,342.37, 76,378.34 and 33,844.68 is: 46,709.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,342.37 : 76,378.34 = 33,844.68 : x
  2. Step 2: Convert to fraction form
    55,342.37/76,378.34 = 33,844.68/x
  3. Step 3: Cross multiply
    55,342.37x = 76,378.34 × 33,844.68
  4. Step 4: Simplify right side
    55,342.37x = 2,585,000,307.01
  5. Step 5: Solve for x
    x = 2,585,000,307.01/55,342.37
  6. Step 6: Final answer
    x = 46,709.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.