Home / 177,709.56-245,232.42-97,136.40

Finding the Fourth Proportional to 177,709.56, 245,232.42 and 97,136.40

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Solution

The fourth proportional to 177,709.56, 245,232.42 and 97,136.40 is: 134,044.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,709.56 : 245,232.42 = 97,136.40 : x
  2. Step 2: Convert to fraction form
    177,709.56/245,232.42 = 97,136.40/x
  3. Step 3: Cross multiply
    177,709.56x = 245,232.42 × 97,136.40
  4. Step 4: Simplify right side
    177,709.56x = 23,820,994,442.09
  5. Step 5: Solve for x
    x = 23,820,994,442.09/177,709.56
  6. Step 6: Final answer
    x = 134,044.53

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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.