Home / 165,795.84-248,498.96-76,862.16

Finding the Fourth Proportional to 165,795.84, 248,498.96 and 76,862.16

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Solution

The fourth proportional to 165,795.84, 248,498.96 and 76,862.16 is: 115,202.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,795.84 : 248,498.96 = 76,862.16 : x
  2. Step 2: Convert to fraction form
    165,795.84/248,498.96 = 76,862.16/x
  3. Step 3: Cross multiply
    165,795.84x = 248,498.96 × 76,862.16
  4. Step 4: Simplify right side
    165,795.84x = 19,100,166,439.04
  5. Step 5: Solve for x
    x = 19,100,166,439.04/165,795.84
  6. Step 6: Final answer
    x = 115,202.93

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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.