Home / 40,929.84-56,479.22-23,031.04

Finding the Fourth Proportional to 40,929.84, 56,479.22 and 23,031.04

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Solution

The fourth proportional to 40,929.84, 56,479.22 and 23,031.04 is: 31,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,929.84 : 56,479.22 = 23,031.04 : x
  2. Step 2: Convert to fraction form
    40,929.84/56,479.22 = 23,031.04/x
  3. Step 3: Cross multiply
    40,929.84x = 56,479.22 × 23,031.04
  4. Step 4: Simplify right side
    40,929.84x = 1,300,775,174.99
  5. Step 5: Solve for x
    x = 1,300,775,174.99/40,929.84
  6. Step 6: Final answer
    x = 31,780.61

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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.