Home / 68,300.72-94,252.08-50,389.28

Finding the Fourth Proportional to 68,300.72, 94,252.08 and 50,389.28

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Solution

The fourth proportional to 68,300.72, 94,252.08 and 50,389.28 is: 69,535.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,300.72 : 94,252.08 = 50,389.28 : x
  2. Step 2: Convert to fraction form
    68,300.72/94,252.08 = 50,389.28/x
  3. Step 3: Cross multiply
    68,300.72x = 94,252.08 × 50,389.28
  4. Step 4: Simplify right side
    68,300.72x = 4,749,294,449.70
  5. Step 5: Solve for x
    x = 4,749,294,449.70/68,300.72
  6. Step 6: Final answer
    x = 69,535.06

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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.