Home / 183,412.65-253,001.98-115,321.73

Finding the Fourth Proportional to 183,412.65, 253,001.98 and 115,321.73

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Solution

The fourth proportional to 183,412.65, 253,001.98 and 115,321.73 is: 159,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,412.65 : 253,001.98 = 115,321.73 : x
  2. Step 2: Convert to fraction form
    183,412.65/253,001.98 = 115,321.73/x
  3. Step 3: Cross multiply
    183,412.65x = 253,001.98 × 115,321.73
  4. Step 4: Simplify right side
    183,412.65x = 29,176,624,906.17
  5. Step 5: Solve for x
    x = 29,176,624,906.17/183,412.65
  6. Step 6: Final answer
    x = 159,076.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.