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Finding the Fourth Proportional to 183,684.20, 275,000.70 and 113,088.20

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Solution

The fourth proportional to 183,684.20, 275,000.70 and 113,088.20 is: 169,308.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,684.20 : 275,000.70 = 113,088.20 : x
  2. Step 2: Convert to fraction form
    183,684.20/275,000.70 = 113,088.20/x
  3. Step 3: Cross multiply
    183,684.20x = 275,000.70 × 113,088.20
  4. Step 4: Simplify right side
    183,684.20x = 31,099,334,161.74
  5. Step 5: Solve for x
    x = 31,099,334,161.74/183,684.20
  6. Step 6: Final answer
    x = 169,308.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.