Home / 104,031.53-143,563.46-58,719.02

Finding the Fourth Proportional to 104,031.53, 143,563.46 and 58,719.02

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Solution

The fourth proportional to 104,031.53, 143,563.46 and 58,719.02 is: 81,032.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,031.53 : 143,563.46 = 58,719.02 : x
  2. Step 2: Convert to fraction form
    104,031.53/143,563.46 = 58,719.02/x
  3. Step 3: Cross multiply
    104,031.53x = 143,563.46 × 58,719.02
  4. Step 4: Simplify right side
    104,031.53x = 8,429,906,184.72
  5. Step 5: Solve for x
    x = 8,429,906,184.72/104,031.53
  6. Step 6: Final answer
    x = 81,032.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.