Home / 103,480.44-142,842.03-60,473.94

Finding the Fourth Proportional to 103,480.44, 142,842.03 and 60,473.94

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Solution

The fourth proportional to 103,480.44, 142,842.03 and 60,473.94 is: 83,476.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,480.44 : 142,842.03 = 60,473.94 : x
  2. Step 2: Convert to fraction form
    103,480.44/142,842.03 = 60,473.94/x
  3. Step 3: Cross multiply
    103,480.44x = 142,842.03 × 60,473.94
  4. Step 4: Simplify right side
    103,480.44x = 8,638,220,732.92
  5. Step 5: Solve for x
    x = 8,638,220,732.92/103,480.44
  6. Step 6: Final answer
    x = 83,476.85

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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.