Home / 117,581.24-162,263.33-63,867.30

Finding the Fourth Proportional to 117,581.24, 162,263.33 and 63,867.30

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Solution

The fourth proportional to 117,581.24, 162,263.33 and 63,867.30 is: 88,137.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,581.24 : 162,263.33 = 63,867.30 : x
  2. Step 2: Convert to fraction form
    117,581.24/162,263.33 = 63,867.30/x
  3. Step 3: Cross multiply
    117,581.24x = 162,263.33 × 63,867.30
  4. Step 4: Simplify right side
    117,581.24x = 10,363,320,776.11
  5. Step 5: Solve for x
    x = 10,363,320,776.11/117,581.24
  6. Step 6: Final answer
    x = 88,137.54

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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.