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Finding the Fourth Proportional to 182,572.77, 251,949.77 and 100,898.75

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Solution

The fourth proportional to 182,572.77, 251,949.77 and 100,898.75 is: 139,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,572.77 : 251,949.77 = 100,898.75 : x
  2. Step 2: Convert to fraction form
    182,572.77/251,949.77 = 100,898.75/x
  3. Step 3: Cross multiply
    182,572.77x = 251,949.77 × 100,898.75
  4. Step 4: Simplify right side
    182,572.77x = 25,421,415,091.54
  5. Step 5: Solve for x
    x = 25,421,415,091.54/182,572.77
  6. Step 6: Final answer
    x = 139,239.90

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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.