Home / 177,718.82-245,245.21-97,145.62

Finding the Fourth Proportional to 177,718.82, 245,245.21 and 97,145.62

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Solution

The fourth proportional to 177,718.82, 245,245.21 and 97,145.62 is: 134,057.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,718.82 : 245,245.21 = 97,145.62 : x
  2. Step 2: Convert to fraction form
    177,718.82/245,245.21 = 97,145.62/x
  3. Step 3: Cross multiply
    177,718.82x = 245,245.21 × 97,145.62
  4. Step 4: Simplify right side
    177,718.82x = 23,824,497,977.48
  5. Step 5: Solve for x
    x = 23,824,497,977.48/177,718.82
  6. Step 6: Final answer
    x = 134,057.26

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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.