Home / 104,475.38-156,775.32-37,920.70

Finding the Fourth Proportional to 104,475.38, 156,775.32 and 37,920.70

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Solution

The fourth proportional to 104,475.38, 156,775.32 and 37,920.70 is: 56,903.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,475.38 : 156,775.32 = 37,920.70 : x
  2. Step 2: Convert to fraction form
    104,475.38/156,775.32 = 37,920.70/x
  3. Step 3: Cross multiply
    104,475.38x = 156,775.32 × 37,920.70
  4. Step 4: Simplify right side
    104,475.38x = 5,945,029,877.12
  5. Step 5: Solve for x
    x = 5,945,029,877.12/104,475.38
  6. Step 6: Final answer
    x = 56,903.64

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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.