Home / 50,425.28-69,605.93-39,642.02

Finding the Fourth Proportional to 50,425.28, 69,605.93 and 39,642.02

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Solution

The fourth proportional to 50,425.28, 69,605.93 and 39,642.02 is: 54,720.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,425.28 : 69,605.93 = 39,642.02 : x
  2. Step 2: Convert to fraction form
    50,425.28/69,605.93 = 39,642.02/x
  3. Step 3: Cross multiply
    50,425.28x = 69,605.93 × 39,642.02
  4. Step 4: Simplify right side
    50,425.28x = 2,759,319,669.18
  5. Step 5: Solve for x
    x = 2,759,319,669.18/50,425.28
  6. Step 6: Final answer
    x = 54,720.96

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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.