Home / 41,120.30-56,752.44-31,060.10

Finding the Fourth Proportional to 41,120.30, 56,752.44 and 31,060.10

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Solution

The fourth proportional to 41,120.30, 56,752.44 and 31,060.10 is: 42,867.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,120.30 : 56,752.44 = 31,060.10 : x
  2. Step 2: Convert to fraction form
    41,120.30/56,752.44 = 31,060.10/x
  3. Step 3: Cross multiply
    41,120.30x = 56,752.44 × 31,060.10
  4. Step 4: Simplify right side
    41,120.30x = 1,762,736,461.64
  5. Step 5: Solve for x
    x = 1,762,736,461.64/41,120.30
  6. Step 6: Final answer
    x = 42,867.79

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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.