Home / 177,654.76-245,218.26-102,253.48

Finding the Fourth Proportional to 177,654.76, 245,218.26 and 102,253.48

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Solution

The fourth proportional to 177,654.76, 245,218.26 and 102,253.48 is: 141,141.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,654.76 : 245,218.26 = 102,253.48 : x
  2. Step 2: Convert to fraction form
    177,654.76/245,218.26 = 102,253.48/x
  3. Step 3: Cross multiply
    177,654.76x = 245,218.26 × 102,253.48
  4. Step 4: Simplify right side
    177,654.76x = 25,074,420,444.54
  5. Step 5: Solve for x
    x = 25,074,420,444.54/177,654.76
  6. Step 6: Final answer
    x = 141,141.28

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1.5x scale

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.