Home / 117,923.10-176,625.45-104,790.30

Finding the Fourth Proportional to 117,923.10, 176,625.45 and 104,790.30

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Solution

The fourth proportional to 117,923.10, 176,625.45 and 104,790.30 is: 156,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,923.10 : 176,625.45 = 104,790.30 : x
  2. Step 2: Convert to fraction form
    117,923.10/176,625.45 = 104,790.30/x
  3. Step 3: Cross multiply
    117,923.10x = 176,625.45 × 104,790.30
  4. Step 4: Simplify right side
    117,923.10x = 18,508,633,893.14
  5. Step 5: Solve for x
    x = 18,508,633,893.14/117,923.10
  6. Step 6: Final answer
    x = 156,955.12

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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.