Home / 42,603.75-58,731.69-29,817.36

Finding the Fourth Proportional to 42,603.75, 58,731.69 and 29,817.36

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Solution

The fourth proportional to 42,603.75, 58,731.69 and 29,817.36 is: 41,104.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,603.75 : 58,731.69 = 29,817.36 : x
  2. Step 2: Convert to fraction form
    42,603.75/58,731.69 = 29,817.36/x
  3. Step 3: Cross multiply
    42,603.75x = 58,731.69 × 29,817.36
  4. Step 4: Simplify right side
    42,603.75x = 1,751,223,944.14
  5. Step 5: Solve for x
    x = 1,751,223,944.14/42,603.75
  6. Step 6: Final answer
    x = 41,104.92

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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.