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Finding the Fourth Proportional to 182,653.66, 252,139.66 and 111,056.56

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Solution

The fourth proportional to 182,653.66, 252,139.66 and 111,056.56 is: 153,305.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,653.66 : 252,139.66 = 111,056.56 : x
  2. Step 2: Convert to fraction form
    182,653.66/252,139.66 = 111,056.56/x
  3. Step 3: Cross multiply
    182,653.66x = 252,139.66 × 111,056.56
  4. Step 4: Simplify right side
    182,653.66x = 28,001,763,279.17
  5. Step 5: Solve for x
    x = 28,001,763,279.17/182,653.66
  6. Step 6: Final answer
    x = 153,305.24

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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.