Home / 177,564.68-245,046.46-102,113.18

Finding the Fourth Proportional to 177,564.68, 245,046.46 and 102,113.18

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Solution

The fourth proportional to 177,564.68, 245,046.46 and 102,113.18 is: 140,920.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,564.68 : 245,046.46 = 102,113.18 : x
  2. Step 2: Convert to fraction form
    177,564.68/245,046.46 = 102,113.18/x
  3. Step 3: Cross multiply
    177,564.68x = 245,046.46 × 102,113.18
  4. Step 4: Simplify right side
    177,564.68x = 25,022,473,278.34
  5. Step 5: Solve for x
    x = 25,022,473,278.34/177,564.68
  6. Step 6: Final answer
    x = 140,920.33

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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.