Home / 50,023.36-75,007.32-20,461.96

Finding the Fourth Proportional to 50,023.36, 75,007.32 and 20,461.96

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Solution

The fourth proportional to 50,023.36, 75,007.32 and 20,461.96 is: 30,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,023.36 : 75,007.32 = 20,461.96 : x
  2. Step 2: Convert to fraction form
    50,023.36/75,007.32 = 20,461.96/x
  3. Step 3: Cross multiply
    50,023.36x = 75,007.32 × 20,461.96
  4. Step 4: Simplify right side
    50,023.36x = 1,534,796,781.55
  5. Step 5: Solve for x
    x = 1,534,796,781.55/50,023.36
  6. Step 6: Final answer
    x = 30,681.60

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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.