Home / 104,449.76-156,725.12-64,996.64

Finding the Fourth Proportional to 104,449.76, 156,725.12 and 64,996.64

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Solution

The fourth proportional to 104,449.76, 156,725.12 and 64,996.64 is: 97,526.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,449.76 : 156,725.12 = 64,996.64 : x
  2. Step 2: Convert to fraction form
    104,449.76/156,725.12 = 64,996.64/x
  3. Step 3: Cross multiply
    104,449.76x = 156,725.12 × 64,996.64
  4. Step 4: Simplify right side
    104,449.76x = 10,186,606,203.60
  5. Step 5: Solve for x
    x = 10,186,606,203.60/104,449.76
  6. Step 6: Final answer
    x = 97,526.37

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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.