Home / 152,829.25-228,920.68-96,640.36

Finding the Fourth Proportional to 152,829.25, 228,920.68 and 96,640.36

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Solution

The fourth proportional to 152,829.25, 228,920.68 and 96,640.36 is: 144,756.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,829.25 : 228,920.68 = 96,640.36 : x
  2. Step 2: Convert to fraction form
    152,829.25/228,920.68 = 96,640.36/x
  3. Step 3: Cross multiply
    152,829.25x = 228,920.68 × 96,640.36
  4. Step 4: Simplify right side
    152,829.25x = 22,122,976,475.14
  5. Step 5: Solve for x
    x = 22,122,976,475.14/152,829.25
  6. Step 6: Final answer
    x = 144,756.17

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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.