Home / 82,314.36-123,468.75-34,898.96

Finding the Fourth Proportional to 82,314.36, 123,468.75 and 34,898.96

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Solution

The fourth proportional to 82,314.36, 123,468.75 and 34,898.96 is: 52,347.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,314.36 : 123,468.75 = 34,898.96 : x
  2. Step 2: Convert to fraction form
    82,314.36/123,468.75 = 34,898.96/x
  3. Step 3: Cross multiply
    82,314.36x = 123,468.75 × 34,898.96
  4. Step 4: Simplify right side
    82,314.36x = 4,308,930,350.16
  5. Step 5: Solve for x
    x = 4,308,930,350.16/82,314.36
  6. Step 6: Final answer
    x = 52,347.25

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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.