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Finding the Fourth Proportional to 181,806.10, 250,849.65 and 110,169.70

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Solution

The fourth proportional to 181,806.10, 250,849.65 and 110,169.70 is: 152,008.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,806.10 : 250,849.65 = 110,169.70 : x
  2. Step 2: Convert to fraction form
    181,806.10/250,849.65 = 110,169.70/x
  3. Step 3: Cross multiply
    181,806.10x = 250,849.65 × 110,169.70
  4. Step 4: Simplify right side
    181,806.10x = 27,636,030,685.61
  5. Step 5: Solve for x
    x = 27,636,030,685.61/181,806.10
  6. Step 6: Final answer
    x = 152,008.27

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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.