Home / 50,021.12-69,023.85-29,875.20

Finding the Fourth Proportional to 50,021.12, 69,023.85 and 29,875.20

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Solution

The fourth proportional to 50,021.12, 69,023.85 and 29,875.20 is: 41,224.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,021.12 : 69,023.85 = 29,875.20 : x
  2. Step 2: Convert to fraction form
    50,021.12/69,023.85 = 29,875.20/x
  3. Step 3: Cross multiply
    50,021.12x = 69,023.85 × 29,875.20
  4. Step 4: Simplify right side
    50,021.12x = 2,062,101,323.52
  5. Step 5: Solve for x
    x = 2,062,101,323.52/50,021.12
  6. Step 6: Final answer
    x = 41,224.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.