Home / 60,719.56-91,090.32-27,455.29

Finding the Fourth Proportional to 60,719.56, 91,090.32 and 27,455.29

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Solution

The fourth proportional to 60,719.56, 91,090.32 and 27,455.29 is: 41,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,719.56 : 91,090.32 = 27,455.29 : x
  2. Step 2: Convert to fraction form
    60,719.56/91,090.32 = 27,455.29/x
  3. Step 3: Cross multiply
    60,719.56x = 91,090.32 × 27,455.29
  4. Step 4: Simplify right side
    60,719.56x = 2,500,911,151.79
  5. Step 5: Solve for x
    x = 2,500,911,151.79/60,719.56
  6. Step 6: Final answer
    x = 41,187.90

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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.