Home / 176,788.40-264,952.20-82,007.60

Finding the Fourth Proportional to 176,788.40, 264,952.20 and 82,007.60

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Solution

The fourth proportional to 176,788.40, 264,952.20 and 82,007.60 is: 122,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,788.40 : 264,952.20 = 82,007.60 : x
  2. Step 2: Convert to fraction form
    176,788.40/264,952.20 = 82,007.60/x
  3. Step 3: Cross multiply
    176,788.40x = 264,952.20 × 82,007.60
  4. Step 4: Simplify right side
    176,788.40x = 21,728,094,036.72
  5. Step 5: Solve for x
    x = 21,728,094,036.72/176,788.40
  6. Step 6: Final answer
    x = 122,904.52

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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.