Home / 177,970.36-245,575.38-102,504.28

Finding the Fourth Proportional to 177,970.36, 245,575.38 and 102,504.28

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Solution

The fourth proportional to 177,970.36, 245,575.38 and 102,504.28 is: 141,442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,970.36 : 245,575.38 = 102,504.28 : x
  2. Step 2: Convert to fraction form
    177,970.36/245,575.38 = 102,504.28/x
  3. Step 3: Cross multiply
    177,970.36x = 245,575.38 × 102,504.28
  4. Step 4: Simplify right side
    177,970.36x = 25,172,527,512.63
  5. Step 5: Solve for x
    x = 25,172,527,512.63/177,970.36
  6. Step 6: Final answer
    x = 141,442.25

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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.