Home / 456,929.30-685,376.94-119,966.87

Finding the Fourth Proportional to 456,929.30, 685,376.94 and 119,966.87

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Solution

The fourth proportional to 456,929.30, 685,376.94 and 119,966.87 is: 179,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,929.30 : 685,376.94 = 119,966.87 : x
  2. Step 2: Convert to fraction form
    456,929.30/685,376.94 = 119,966.87/x
  3. Step 3: Cross multiply
    456,929.30x = 685,376.94 × 119,966.87
  4. Step 4: Simplify right side
    456,929.30x = 82,222,528,425.30
  5. Step 5: Solve for x
    x = 82,222,528,425.30/456,929.30
  6. Step 6: Final answer
    x = 179,945.84

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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.