Home / 56,842.04-85,270.83-19,392.05

Finding the Fourth Proportional to 56,842.04, 85,270.83 and 19,392.05

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Solution

The fourth proportional to 56,842.04, 85,270.83 and 19,392.05 is: 29,090.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,842.04 : 85,270.83 = 19,392.05 : x
  2. Step 2: Convert to fraction form
    56,842.04/85,270.83 = 19,392.05/x
  3. Step 3: Cross multiply
    56,842.04x = 85,270.83 × 19,392.05
  4. Step 4: Simplify right side
    56,842.04x = 1,653,576,412.08
  5. Step 5: Solve for x
    x = 1,653,576,412.08/56,842.04
  6. Step 6: Final answer
    x = 29,090.73

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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.