Home / 71,031.17-98,043.50-41,986.44

Finding the Fourth Proportional to 71,031.17, 98,043.50 and 41,986.44

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Solution

The fourth proportional to 71,031.17, 98,043.50 and 41,986.44 is: 57,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,031.17 : 98,043.50 = 41,986.44 : x
  2. Step 2: Convert to fraction form
    71,031.17/98,043.50 = 41,986.44/x
  3. Step 3: Cross multiply
    71,031.17x = 98,043.50 × 41,986.44
  4. Step 4: Simplify right side
    71,031.17x = 4,116,497,320.21
  5. Step 5: Solve for x
    x = 4,116,497,320.21/71,031.17
  6. Step 6: Final answer
    x = 57,953.40

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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.