Home / 56,180.94-77,526.99-31,029.90

Finding the Fourth Proportional to 56,180.94, 77,526.99 and 31,029.90

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Solution

The fourth proportional to 56,180.94, 77,526.99 and 31,029.90 is: 42,819.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,180.94 : 77,526.99 = 31,029.90 : x
  2. Step 2: Convert to fraction form
    56,180.94/77,526.99 = 31,029.90/x
  3. Step 3: Cross multiply
    56,180.94x = 77,526.99 × 31,029.90
  4. Step 4: Simplify right side
    56,180.94x = 2,405,654,747.00
  5. Step 5: Solve for x
    x = 2,405,654,747.00/56,180.94
  6. Step 6: Final answer
    x = 42,819.77

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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.