Home / 55,435.41-76,500.83-29,941.76

Finding the Fourth Proportional to 55,435.41, 76,500.83 and 29,941.76

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Solution

The fourth proportional to 55,435.41, 76,500.83 and 29,941.76 is: 41,319.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,435.41 : 76,500.83 = 29,941.76 : x
  2. Step 2: Convert to fraction form
    55,435.41/76,500.83 = 29,941.76/x
  3. Step 3: Cross multiply
    55,435.41x = 76,500.83 × 29,941.76
  4. Step 4: Simplify right side
    55,435.41x = 2,290,569,109.16
  5. Step 5: Solve for x
    x = 2,290,569,109.16/55,435.41
  6. Step 6: Final answer
    x = 41,319.61

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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.