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Finding the Fourth Proportional to 181,220.80, 250,070.06 and 104,744.84

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Solution

The fourth proportional to 181,220.80, 250,070.06 and 104,744.84 is: 144,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,220.80 : 250,070.06 = 104,744.84 : x
  2. Step 2: Convert to fraction form
    181,220.80/250,070.06 = 104,744.84/x
  3. Step 3: Cross multiply
    181,220.80x = 250,070.06 × 104,744.84
  4. Step 4: Simplify right side
    181,220.80x = 26,193,548,423.49
  5. Step 5: Solve for x
    x = 26,193,548,423.49/181,220.80
  6. Step 6: Final answer
    x = 144,539.42

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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.