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Finding the Fourth Proportional to 183,261.69, 252,900.80 and 111,641.71

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Solution

The fourth proportional to 183,261.69, 252,900.80 and 111,641.71 is: 154,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,261.69 : 252,900.80 = 111,641.71 : x
  2. Step 2: Convert to fraction form
    183,261.69/252,900.80 = 111,641.71/x
  3. Step 3: Cross multiply
    183,261.69x = 252,900.80 × 111,641.71
  4. Step 4: Simplify right side
    183,261.69x = 28,234,277,474.75
  5. Step 5: Solve for x
    x = 28,234,277,474.75/183,261.69
  6. Step 6: Final answer
    x = 154,065.36

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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.