Home / 50,690.62-69,952.48-28,030.11

Finding the Fourth Proportional to 50,690.62, 69,952.48 and 28,030.11

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Solution

The fourth proportional to 50,690.62, 69,952.48 and 28,030.11 is: 38,681.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,690.62 : 69,952.48 = 28,030.11 : x
  2. Step 2: Convert to fraction form
    50,690.62/69,952.48 = 28,030.11/x
  3. Step 3: Cross multiply
    50,690.62x = 69,952.48 × 28,030.11
  4. Step 4: Simplify right side
    50,690.62x = 1,960,775,709.17
  5. Step 5: Solve for x
    x = 1,960,775,709.17/50,690.62
  6. Step 6: Final answer
    x = 38,681.23

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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.