Home / 57,992.04-86,840.37-38,210.64

Finding the Fourth Proportional to 57,992.04, 86,840.37 and 38,210.64

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Solution

The fourth proportional to 57,992.04, 86,840.37 and 38,210.64 is: 57,218.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,992.04 : 86,840.37 = 38,210.64 : x
  2. Step 2: Convert to fraction form
    57,992.04/86,840.37 = 38,210.64/x
  3. Step 3: Cross multiply
    57,992.04x = 86,840.37 × 38,210.64
  4. Step 4: Simplify right side
    57,992.04x = 3,318,226,115.54
  5. Step 5: Solve for x
    x = 3,318,226,115.54/57,992.04
  6. Step 6: Final answer
    x = 57,218.65

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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.