Home / 168,299.40-252,501.48-49,971.36

Finding the Fourth Proportional to 168,299.40, 252,501.48 and 49,971.36

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Solution

The fourth proportional to 168,299.40, 252,501.48 and 49,971.36 is: 74,972.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,299.40 : 252,501.48 = 49,971.36 : x
  2. Step 2: Convert to fraction form
    168,299.40/252,501.48 = 49,971.36/x
  3. Step 3: Cross multiply
    168,299.40x = 252,501.48 × 49,971.36
  4. Step 4: Simplify right side
    168,299.40x = 12,617,842,357.61
  5. Step 5: Solve for x
    x = 12,617,842,357.61/168,299.40
  6. Step 6: Final answer
    x = 74,972.59

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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.