Home / 53,991.33-81,002.55-16,556.92

Finding the Fourth Proportional to 53,991.33, 81,002.55 and 16,556.92

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Solution

The fourth proportional to 53,991.33, 81,002.55 and 16,556.92 is: 24,840.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,991.33 : 81,002.55 = 16,556.92 : x
  2. Step 2: Convert to fraction form
    53,991.33/81,002.55 = 16,556.92/x
  3. Step 3: Cross multiply
    53,991.33x = 81,002.55 × 16,556.92
  4. Step 4: Simplify right side
    53,991.33x = 1,341,152,740.15
  5. Step 5: Solve for x
    x = 1,341,152,740.15/53,991.33
  6. Step 6: Final answer
    x = 24,840.15

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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.