Home / 53,400.23-80,100.33-20,127.75

Finding the Fourth Proportional to 53,400.23, 80,100.33 and 20,127.75

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Solution

The fourth proportional to 53,400.23, 80,100.33 and 20,127.75 is: 30,191.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,400.23 : 80,100.33 = 20,127.75 : x
  2. Step 2: Convert to fraction form
    53,400.23/80,100.33 = 20,127.75/x
  3. Step 3: Cross multiply
    53,400.23x = 80,100.33 × 20,127.75
  4. Step 4: Simplify right side
    53,400.23x = 1,612,239,417.16
  5. Step 5: Solve for x
    x = 1,612,239,417.16/53,400.23
  6. Step 6: Final answer
    x = 30,191.62

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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.