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Finding the Fourth Proportional to 177,817.95, 245,665.07 and 149,093.07

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Solution

The fourth proportional to 177,817.95, 245,665.07 and 149,093.07 is: 205,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,817.95 : 245,665.07 = 149,093.07 : x
  2. Step 2: Convert to fraction form
    177,817.95/245,665.07 = 149,093.07/x
  3. Step 3: Cross multiply
    177,817.95x = 245,665.07 × 149,093.07
  4. Step 4: Simplify right side
    177,817.95x = 36,626,958,732.60
  5. Step 5: Solve for x
    x = 36,626,958,732.60/177,817.95
  6. Step 6: Final answer
    x = 205,980.10

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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.