Home / 108,843.06-163,165.98-38,705.94

Finding the Fourth Proportional to 108,843.06, 163,165.98 and 38,705.94

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Solution

The fourth proportional to 108,843.06, 163,165.98 and 38,705.94 is: 58,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,843.06 : 163,165.98 = 38,705.94 : x
  2. Step 2: Convert to fraction form
    108,843.06/163,165.98 = 38,705.94/x
  3. Step 3: Cross multiply
    108,843.06x = 163,165.98 × 38,705.94
  4. Step 4: Simplify right side
    108,843.06x = 6,315,492,631.92
  5. Step 5: Solve for x
    x = 6,315,492,631.92/108,843.06
  6. Step 6: Final answer
    x = 58,023.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.