Home / 165,630.36-247,955.08-102,246.68

Finding the Fourth Proportional to 165,630.36, 247,955.08 and 102,246.68

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Solution

The fourth proportional to 165,630.36, 247,955.08 and 102,246.68 is: 153,067.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,630.36 : 247,955.08 = 102,246.68 : x
  2. Step 2: Convert to fraction form
    165,630.36/247,955.08 = 102,246.68/x
  3. Step 3: Cross multiply
    165,630.36x = 247,955.08 × 102,246.68
  4. Step 4: Simplify right side
    165,630.36x = 25,352,582,223.74
  5. Step 5: Solve for x
    x = 25,352,582,223.74/165,630.36
  6. Step 6: Final answer
    x = 153,067.24

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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.