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Finding the Fourth Proportional to 183,356.52, 253,031.67 and 102,784.02

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Solution

The fourth proportional to 183,356.52, 253,031.67 and 102,784.02 is: 141,841.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,356.52 : 253,031.67 = 102,784.02 : x
  2. Step 2: Convert to fraction form
    183,356.52/253,031.67 = 102,784.02/x
  3. Step 3: Cross multiply
    183,356.52x = 253,031.67 × 102,784.02
  4. Step 4: Simplify right side
    183,356.52x = 26,007,612,229.91
  5. Step 5: Solve for x
    x = 26,007,612,229.91/183,356.52
  6. Step 6: Final answer
    x = 141,841.76

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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.