Home / 50,023.31-75,045.09-20,443.52

Finding the Fourth Proportional to 50,023.31, 75,045.09 and 20,443.52

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Solution

The fourth proportional to 50,023.31, 75,045.09 and 20,443.52 is: 30,669.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,023.31 : 75,045.09 = 20,443.52 : x
  2. Step 2: Convert to fraction form
    50,023.31/75,045.09 = 20,443.52/x
  3. Step 3: Cross multiply
    50,023.31x = 75,045.09 × 20,443.52
  4. Step 4: Simplify right side
    50,023.31x = 1,534,185,798.32
  5. Step 5: Solve for x
    x = 1,534,185,798.32/50,023.31
  6. Step 6: Final answer
    x = 30,669.42

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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.