Home / 53,707.86-80,556.12-14,268.96

Finding the Fourth Proportional to 53,707.86, 80,556.12 and 14,268.96

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Solution

The fourth proportional to 53,707.86, 80,556.12 and 14,268.96 is: 21,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,707.86 : 80,556.12 = 14,268.96 : x
  2. Step 2: Convert to fraction form
    53,707.86/80,556.12 = 14,268.96/x
  3. Step 3: Cross multiply
    53,707.86x = 80,556.12 × 14,268.96
  4. Step 4: Simplify right side
    53,707.86x = 1,149,452,054.04
  5. Step 5: Solve for x
    x = 1,149,452,054.04/53,707.86
  6. Step 6: Final answer
    x = 21,401.93

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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.