Home / 50,103.36-68,985.27-42,534

Finding the Fourth Proportional to 50,103.36, 68,985.27 and 42,534

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Solution

The fourth proportional to 50,103.36, 68,985.27 and 42,534 is: 58,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,103.36 : 68,985.27 = 42,534 : x
  2. Step 2: Convert to fraction form
    50,103.36/68,985.27 = 42,534/x
  3. Step 3: Cross multiply
    50,103.36x = 68,985.27 × 42,534
  4. Step 4: Simplify right side
    50,103.36x = 2,934,219,474.18
  5. Step 5: Solve for x
    x = 2,934,219,474.18/50,103.36
  6. Step 6: Final answer
    x = 58,563.33

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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.