Home / 165,448.91-248,168.09-98,440.04

Finding the Fourth Proportional to 165,448.91, 248,168.09 and 98,440.04

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Solution

The fourth proportional to 165,448.91, 248,168.09 and 98,440.04 is: 147,656.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,448.91 : 248,168.09 = 98,440.04 : x
  2. Step 2: Convert to fraction form
    165,448.91/248,168.09 = 98,440.04/x
  3. Step 3: Cross multiply
    165,448.91x = 248,168.09 × 98,440.04
  4. Step 4: Simplify right side
    165,448.91x = 24,429,675,342.43
  5. Step 5: Solve for x
    x = 24,429,675,342.43/165,448.91
  6. Step 6: Final answer
    x = 147,656.92

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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.