Home / 40,934.70-56,489.28-23,029.68

Finding the Fourth Proportional to 40,934.70, 56,489.28 and 23,029.68

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Solution

The fourth proportional to 40,934.70, 56,489.28 and 23,029.68 is: 31,780.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,934.70 : 56,489.28 = 23,029.68 : x
  2. Step 2: Convert to fraction form
    40,934.70/56,489.28 = 23,029.68/x
  3. Step 3: Cross multiply
    40,934.70x = 56,489.28 × 23,029.68
  4. Step 4: Simplify right side
    40,934.70x = 1,300,930,041.83
  5. Step 5: Solve for x
    x = 1,300,930,041.83/40,934.70
  6. Step 6: Final answer
    x = 31,780.62

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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.