Home / 177,699.30-266,111.55-118,212.90

Finding the Fourth Proportional to 177,699.30, 266,111.55 and 118,212.90

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Solution

The fourth proportional to 177,699.30, 266,111.55 and 118,212.90 is: 177,028.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,699.30 : 266,111.55 = 118,212.90 : x
  2. Step 2: Convert to fraction form
    177,699.30/266,111.55 = 118,212.90/x
  3. Step 3: Cross multiply
    177,699.30x = 266,111.55 × 118,212.90
  4. Step 4: Simplify right side
    177,699.30x = 31,457,818,049.00
  5. Step 5: Solve for x
    x = 31,457,818,049.00/177,699.30
  6. Step 6: Final answer
    x = 177,028.37

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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.