Home / 60,837.10-83,954.30-33,980

Finding the Fourth Proportional to 60,837.10, 83,954.30 and 33,980

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Solution

The fourth proportional to 60,837.10, 83,954.30 and 33,980 is: 46,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,837.10 : 83,954.30 = 33,980 : x
  2. Step 2: Convert to fraction form
    60,837.10/83,954.30 = 33,980/x
  3. Step 3: Cross multiply
    60,837.10x = 83,954.30 × 33,980
  4. Step 4: Simplify right side
    60,837.10x = 2,852,767,114
  5. Step 5: Solve for x
    x = 2,852,767,114/60,837.10
  6. Step 6: Final answer
    x = 46,891.90

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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.