Home / 62,805.10-94,219.80-18,433.30

Finding the Fourth Proportional to 62,805.10, 94,219.80 and 18,433.30

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Solution

The fourth proportional to 62,805.10, 94,219.80 and 18,433.30 is: 27,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,805.10 : 94,219.80 = 18,433.30 : x
  2. Step 2: Convert to fraction form
    62,805.10/94,219.80 = 18,433.30/x
  3. Step 3: Cross multiply
    62,805.10x = 94,219.80 × 18,433.30
  4. Step 4: Simplify right side
    62,805.10x = 1,736,781,839.34
  5. Step 5: Solve for x
    x = 1,736,781,839.34/62,805.10
  6. Step 6: Final answer
    x = 27,653.52

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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.