Home / 105,591.09-145,693.03-62,584.04

Finding the Fourth Proportional to 105,591.09, 145,693.03 and 62,584.04

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Solution

The fourth proportional to 105,591.09, 145,693.03 and 62,584.04 is: 86,352.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,591.09 : 145,693.03 = 62,584.04 : x
  2. Step 2: Convert to fraction form
    105,591.09/145,693.03 = 62,584.04/x
  3. Step 3: Cross multiply
    105,591.09x = 145,693.03 × 62,584.04
  4. Step 4: Simplify right side
    105,591.09x = 9,118,058,742.36
  5. Step 5: Solve for x
    x = 9,118,058,742.36/105,591.09
  6. Step 6: Final answer
    x = 86,352.54

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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.