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Finding the Fourth Proportional to 181,713.84, 250,623.09 and 118,072.14

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Solution

The fourth proportional to 181,713.84, 250,623.09 and 118,072.14 is: 162,847.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,713.84 : 250,623.09 = 118,072.14 : x
  2. Step 2: Convert to fraction form
    181,713.84/250,623.09 = 118,072.14/x
  3. Step 3: Cross multiply
    181,713.84x = 250,623.09 × 118,072.14
  4. Step 4: Simplify right side
    181,713.84x = 29,591,604,569.71
  5. Step 5: Solve for x
    x = 29,591,604,569.71/181,713.84
  6. Step 6: Final answer
    x = 162,847.28

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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.