Home / 53,933.84-80,937.20-18,873.80

Finding the Fourth Proportional to 53,933.84, 80,937.20 and 18,873.80

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Solution

The fourth proportional to 53,933.84, 80,937.20 and 18,873.80 is: 28,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,933.84 : 80,937.20 = 18,873.80 : x
  2. Step 2: Convert to fraction form
    53,933.84/80,937.20 = 18,873.80/x
  3. Step 3: Cross multiply
    53,933.84x = 80,937.20 × 18,873.80
  4. Step 4: Simplify right side
    53,933.84x = 1,527,592,525.36
  5. Step 5: Solve for x
    x = 1,527,592,525.36/53,933.84
  6. Step 6: Final answer
    x = 28,323.45

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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.