Home / 104,573.04-156,860.08-25,687.28

Finding the Fourth Proportional to 104,573.04, 156,860.08 and 25,687.28

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Solution

The fourth proportional to 104,573.04, 156,860.08 and 25,687.28 is: 38,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,573.04 : 156,860.08 = 25,687.28 : x
  2. Step 2: Convert to fraction form
    104,573.04/156,860.08 = 25,687.28/x
  3. Step 3: Cross multiply
    104,573.04x = 156,860.08 × 25,687.28
  4. Step 4: Simplify right side
    104,573.04x = 4,029,308,795.78
  5. Step 5: Solve for x
    x = 4,029,308,795.78/104,573.04
  6. Step 6: Final answer
    x = 38,531.05

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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.