Home / 177,824.96-245,371.20-102,358.88

Finding the Fourth Proportional to 177,824.96, 245,371.20 and 102,358.88

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Solution

The fourth proportional to 177,824.96, 245,371.20 and 102,358.88 is: 141,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,824.96 : 245,371.20 = 102,358.88 : x
  2. Step 2: Convert to fraction form
    177,824.96/245,371.20 = 102,358.88/x
  3. Step 3: Cross multiply
    177,824.96x = 245,371.20 × 102,358.88
  4. Step 4: Simplify right side
    177,824.96x = 25,115,921,216.26
  5. Step 5: Solve for x
    x = 25,115,921,216.26/177,824.96
  6. Step 6: Final answer
    x = 141,239.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.