Home / 177,953.25-245,575.50-97,380.78

Finding the Fourth Proportional to 177,953.25, 245,575.50 and 97,380.78

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Solution

The fourth proportional to 177,953.25, 245,575.50 and 97,380.78 is: 134,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,953.25 : 245,575.50 = 97,380.78 : x
  2. Step 2: Convert to fraction form
    177,953.25/245,575.50 = 97,380.78/x
  3. Step 3: Cross multiply
    177,953.25x = 245,575.50 × 97,380.78
  4. Step 4: Simplify right side
    177,953.25x = 23,914,332,024.11
  5. Step 5: Solve for x
    x = 23,914,332,024.11/177,953.25
  6. Step 6: Final answer
    x = 134,385.47

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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.