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Finding the Fourth Proportional to 54,900.08, 82,349.04 and 53,442.08

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Solution

The fourth proportional to 54,900.08, 82,349.04 and 53,442.08 is: 80,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,900.08 : 82,349.04 = 53,442.08 : x
  2. Step 2: Convert to fraction form
    54,900.08/82,349.04 = 53,442.08/x
  3. Step 3: Cross multiply
    54,900.08x = 82,349.04 × 53,442.08
  4. Step 4: Simplify right side
    54,900.08x = 4,400,903,983.60
  5. Step 5: Solve for x
    x = 4,400,903,983.60/54,900.08
  6. Step 6: Final answer
    x = 80,162.07

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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.