Home / 40,929.11-56,492.15-38,576.37

Finding the Fourth Proportional to 40,929.11, 56,492.15 and 38,576.37

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Solution

The fourth proportional to 40,929.11, 56,492.15 and 38,576.37 is: 53,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,929.11 : 56,492.15 = 38,576.37 : x
  2. Step 2: Convert to fraction form
    40,929.11/56,492.15 = 38,576.37/x
  3. Step 3: Cross multiply
    40,929.11x = 56,492.15 × 38,576.37
  4. Step 4: Simplify right side
    40,929.11x = 2,179,262,133.85
  5. Step 5: Solve for x
    x = 2,179,262,133.85/40,929.11
  6. Step 6: Final answer
    x = 53,244.80

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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.