Home / 117,328.73-162,047.29-79,537.37

Finding the Fourth Proportional to 117,328.73, 162,047.29 and 79,537.37

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Solution

The fourth proportional to 117,328.73, 162,047.29 and 79,537.37 is: 109,852.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,328.73 : 162,047.29 = 79,537.37 : x
  2. Step 2: Convert to fraction form
    117,328.73/162,047.29 = 79,537.37/x
  3. Step 3: Cross multiply
    117,328.73x = 162,047.29 × 79,537.37
  4. Step 4: Simplify right side
    117,328.73x = 12,888,815,262.23
  5. Step 5: Solve for x
    x = 12,888,815,262.23/117,328.73
  6. Step 6: Final answer
    x = 109,852.17

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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.