Home / 45,541.74-68,343.48-15,960

Finding the Fourth Proportional to 45,541.74, 68,343.48 and 15,960

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Solution

The fourth proportional to 45,541.74, 68,343.48 and 15,960 is: 23,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,541.74 : 68,343.48 = 15,960 : x
  2. Step 2: Convert to fraction form
    45,541.74/68,343.48 = 15,960/x
  3. Step 3: Cross multiply
    45,541.74x = 68,343.48 × 15,960
  4. Step 4: Simplify right side
    45,541.74x = 1,090,761,940.80
  5. Step 5: Solve for x
    x = 1,090,761,940.80/45,541.74
  6. Step 6: Final answer
    x = 23,950.82

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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.