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Finding the Fourth Proportional to 177,589.99, 245,074.44 and 97,018.89

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Solution

The fourth proportional to 177,589.99, 245,074.44 and 97,018.89 is: 133,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,589.99 : 245,074.44 = 97,018.89 : x
  2. Step 2: Convert to fraction form
    177,589.99/245,074.44 = 97,018.89/x
  3. Step 3: Cross multiply
    177,589.99x = 245,074.44 × 97,018.89
  4. Step 4: Simplify right side
    177,589.99x = 23,776,850,136.17
  5. Step 5: Solve for x
    x = 23,776,850,136.17/177,589.99
  6. Step 6: Final answer
    x = 133,886.21

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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.