Home / 50,021.65-75,004.77-20,460.24

Finding the Fourth Proportional to 50,021.65, 75,004.77 and 20,460.24

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Solution

The fourth proportional to 50,021.65, 75,004.77 and 20,460.24 is: 30,679.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,021.65 : 75,004.77 = 20,460.24 : x
  2. Step 2: Convert to fraction form
    50,021.65/75,004.77 = 20,460.24/x
  3. Step 3: Cross multiply
    50,021.65x = 75,004.77 × 20,460.24
  4. Step 4: Simplify right side
    50,021.65x = 1,534,615,595.34
  5. Step 5: Solve for x
    x = 1,534,615,595.34/50,021.65
  6. Step 6: Final answer
    x = 30,679.03

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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.