Home / 104,209.04-156,281.64-37,640.96

Finding the Fourth Proportional to 104,209.04, 156,281.64 and 37,640.96

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Solution

The fourth proportional to 104,209.04, 156,281.64 and 37,640.96 is: 56,449.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,209.04 : 156,281.64 = 37,640.96 : x
  2. Step 2: Convert to fraction form
    104,209.04/156,281.64 = 37,640.96/x
  3. Step 3: Cross multiply
    104,209.04x = 156,281.64 × 37,640.96
  4. Step 4: Simplify right side
    104,209.04x = 5,882,590,959.97
  5. Step 5: Solve for x
    x = 5,882,590,959.97/104,209.04
  6. Step 6: Final answer
    x = 56,449.91

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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.