Home / 117,263.57-161,823.87-63,548.15

Finding the Fourth Proportional to 117,263.57, 161,823.87 and 63,548.15

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Solution

The fourth proportional to 117,263.57, 161,823.87 and 63,548.15 is: 87,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,263.57 : 161,823.87 = 63,548.15 : x
  2. Step 2: Convert to fraction form
    117,263.57/161,823.87 = 63,548.15/x
  3. Step 3: Cross multiply
    117,263.57x = 161,823.87 × 63,548.15
  4. Step 4: Simplify right side
    117,263.57x = 10,283,606,755.22
  5. Step 5: Solve for x
    x = 10,283,606,755.22/117,263.57
  6. Step 6: Final answer
    x = 87,696.52

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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.