Home / 163,811.68-245,717.62-45,483.03

Finding the Fourth Proportional to 163,811.68, 245,717.62 and 45,483.03

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Solution

The fourth proportional to 163,811.68, 245,717.62 and 45,483.03 is: 68,224.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,811.68 : 245,717.62 = 45,483.03 : x
  2. Step 2: Convert to fraction form
    163,811.68/245,717.62 = 45,483.03/x
  3. Step 3: Cross multiply
    163,811.68x = 245,717.62 × 45,483.03
  4. Step 4: Simplify right side
    163,811.68x = 11,175,981,768.28
  5. Step 5: Solve for x
    x = 11,175,981,768.28/163,811.68
  6. Step 6: Final answer
    x = 68,224.57

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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.