Home / 55,023.87-75,933.93-30,824.63

Finding the Fourth Proportional to 55,023.87, 75,933.93 and 30,824.63

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Solution

The fourth proportional to 55,023.87, 75,933.93 and 30,824.63 is: 42,538.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,023.87 : 75,933.93 = 30,824.63 : x
  2. Step 2: Convert to fraction form
    55,023.87/75,933.93 = 30,824.63/x
  3. Step 3: Cross multiply
    55,023.87x = 75,933.93 × 30,824.63
  4. Step 4: Simplify right side
    55,023.87x = 2,340,635,296.70
  5. Step 5: Solve for x
    x = 2,340,635,296.70/55,023.87
  6. Step 6: Final answer
    x = 42,538.54

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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.