Home / 113,467.19-156,581.30-62,480.03

Finding the Fourth Proportional to 113,467.19, 156,581.30 and 62,480.03

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Solution

The fourth proportional to 113,467.19, 156,581.30 and 62,480.03 is: 86,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,467.19 : 156,581.30 = 62,480.03 : x
  2. Step 2: Convert to fraction form
    113,467.19/156,581.30 = 62,480.03/x
  3. Step 3: Cross multiply
    113,467.19x = 156,581.30 × 62,480.03
  4. Step 4: Simplify right side
    113,467.19x = 9,783,204,009.04
  5. Step 5: Solve for x
    x = 9,783,204,009.04/113,467.19
  6. Step 6: Final answer
    x = 86,220.55

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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.