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Finding the Fourth Proportional to 189,162.18, 283,804.56 and 56,044.62

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Solution

The fourth proportional to 189,162.18, 283,804.56 and 56,044.62 is: 84,085.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,162.18 : 283,804.56 = 56,044.62 : x
  2. Step 2: Convert to fraction form
    189,162.18/283,804.56 = 56,044.62/x
  3. Step 3: Cross multiply
    189,162.18x = 283,804.56 × 56,044.62
  4. Step 4: Simplify right side
    189,162.18x = 15,905,718,719.47
  5. Step 5: Solve for x
    x = 15,905,718,719.47/189,162.18
  6. Step 6: Final answer
    x = 84,085.09

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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.