Home / 117,623.44-176,436.96-64,918.36

Finding the Fourth Proportional to 117,623.44, 176,436.96 and 64,918.36

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Solution

The fourth proportional to 117,623.44, 176,436.96 and 64,918.36 is: 97,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,623.44 : 176,436.96 = 64,918.36 : x
  2. Step 2: Convert to fraction form
    117,623.44/176,436.96 = 64,918.36/x
  3. Step 3: Cross multiply
    117,623.44x = 176,436.96 × 64,918.36
  4. Step 4: Simplify right side
    117,623.44x = 11,453,998,086.59
  5. Step 5: Solve for x
    x = 11,453,998,086.59/117,623.44
  6. Step 6: Final answer
    x = 97,378.53

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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.