Home / 104,045.36-143,584.44-58,732.40

Finding the Fourth Proportional to 104,045.36, 143,584.44 and 58,732.40

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Solution

The fourth proportional to 104,045.36, 143,584.44 and 58,732.40 is: 81,051.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,045.36 : 143,584.44 = 58,732.40 : x
  2. Step 2: Convert to fraction form
    104,045.36/143,584.44 = 58,732.40/x
  3. Step 3: Cross multiply
    104,045.36x = 143,584.44 × 58,732.40
  4. Step 4: Simplify right side
    104,045.36x = 8,433,058,763.86
  5. Step 5: Solve for x
    x = 8,433,058,763.86/104,045.36
  6. Step 6: Final answer
    x = 81,051.75

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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.