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Finding the Fourth Proportional to 182,005.80, 272,960.10 and 55,645.80

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Solution

The fourth proportional to 182,005.80, 272,960.10 and 55,645.80 is: 83,453.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,005.80 : 272,960.10 = 55,645.80 : x
  2. Step 2: Convert to fraction form
    182,005.80/272,960.10 = 55,645.80/x
  3. Step 3: Cross multiply
    182,005.80x = 272,960.10 × 55,645.80
  4. Step 4: Simplify right side
    182,005.80x = 15,189,083,132.58
  5. Step 5: Solve for x
    x = 15,189,083,132.58/182,005.80
  6. Step 6: Final answer
    x = 83,453.84

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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.