Home / 49,779.46-74,680.12-36,591.86

Finding the Fourth Proportional to 49,779.46, 74,680.12 and 36,591.86

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Solution

The fourth proportional to 49,779.46, 74,680.12 and 36,591.86 is: 54,895.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,779.46 : 74,680.12 = 36,591.86 : x
  2. Step 2: Convert to fraction form
    49,779.46/74,680.12 = 36,591.86/x
  3. Step 3: Cross multiply
    49,779.46x = 74,680.12 × 36,591.86
  4. Step 4: Simplify right side
    49,779.46x = 2,732,684,495.82
  5. Step 5: Solve for x
    x = 2,732,684,495.82/49,779.46
  6. Step 6: Final answer
    x = 54,895.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.