Home / 116,663.40-174,557.70-106,165.80

Finding the Fourth Proportional to 116,663.40, 174,557.70 and 106,165.80

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Solution

The fourth proportional to 116,663.40, 174,557.70 and 106,165.80 is: 158,850.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,663.40 : 174,557.70 = 106,165.80 : x
  2. Step 2: Convert to fraction form
    116,663.40/174,557.70 = 106,165.80/x
  3. Step 3: Cross multiply
    116,663.40x = 174,557.70 × 106,165.80
  4. Step 4: Simplify right side
    116,663.40x = 18,532,057,866.66
  5. Step 5: Solve for x
    x = 18,532,057,866.66/116,663.40
  6. Step 6: Final answer
    x = 158,850.66

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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.