Home / 54,141.88-81,129.06-37,534.36

Finding the Fourth Proportional to 54,141.88, 81,129.06 and 37,534.36

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Solution

The fourth proportional to 54,141.88, 81,129.06 and 37,534.36 is: 56,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,141.88 : 81,129.06 = 37,534.36 : x
  2. Step 2: Convert to fraction form
    54,141.88/81,129.06 = 37,534.36/x
  3. Step 3: Cross multiply
    54,141.88x = 81,129.06 × 37,534.36
  4. Step 4: Simplify right side
    54,141.88x = 3,045,127,344.50
  5. Step 5: Solve for x
    x = 3,045,127,344.50/54,141.88
  6. Step 6: Final answer
    x = 56,243.47

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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.