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Finding the Fourth Proportional to 188,925.80, 283,350.81 and 92,822.90

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Solution

The fourth proportional to 188,925.80, 283,350.81 and 92,822.90 is: 139,215.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,925.80 : 283,350.81 = 92,822.90 : x
  2. Step 2: Convert to fraction form
    188,925.80/283,350.81 = 92,822.90/x
  3. Step 3: Cross multiply
    188,925.80x = 283,350.81 × 92,822.90
  4. Step 4: Simplify right side
    188,925.80x = 26,301,443,901.55
  5. Step 5: Solve for x
    x = 26,301,443,901.55/188,925.80
  6. Step 6: Final answer
    x = 139,215.73

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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.