Home / 53,933.59-80,936.83-18,873.55

Finding the Fourth Proportional to 53,933.59, 80,936.83 and 18,873.55

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Solution

The fourth proportional to 53,933.59, 80,936.83 and 18,873.55 is: 28,323.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,933.59 : 80,936.83 = 18,873.55 : x
  2. Step 2: Convert to fraction form
    53,933.59/80,936.83 = 18,873.55/x
  3. Step 3: Cross multiply
    53,933.59x = 80,936.83 × 18,873.55
  4. Step 4: Simplify right side
    53,933.59x = 1,527,565,307.85
  5. Step 5: Solve for x
    x = 1,527,565,307.85/53,933.59
  6. Step 6: Final answer
    x = 28,323.08

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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.