Home / 117,240.94-161,792.63-63,525.91

Finding the Fourth Proportional to 117,240.94, 161,792.63 and 63,525.91

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Solution

The fourth proportional to 117,240.94, 161,792.63 and 63,525.91 is: 87,665.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,240.94 : 161,792.63 = 63,525.91 : x
  2. Step 2: Convert to fraction form
    117,240.94/161,792.63 = 63,525.91/x
  3. Step 3: Cross multiply
    117,240.94x = 161,792.63 × 63,525.91
  4. Step 4: Simplify right side
    117,240.94x = 10,278,024,228.85
  5. Step 5: Solve for x
    x = 10,278,024,228.85/117,240.94
  6. Step 6: Final answer
    x = 87,665.83

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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.