Home / 168,635.04-252,984.96-75,140.52

Finding the Fourth Proportional to 168,635.04, 252,984.96 and 75,140.52

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Solution

The fourth proportional to 168,635.04, 252,984.96 and 75,140.52 is: 112,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,635.04 : 252,984.96 = 75,140.52 : x
  2. Step 2: Convert to fraction form
    168,635.04/252,984.96 = 75,140.52/x
  3. Step 3: Cross multiply
    168,635.04x = 252,984.96 × 75,140.52
  4. Step 4: Simplify right side
    168,635.04x = 19,009,421,446.58
  5. Step 5: Solve for x
    x = 19,009,421,446.58/168,635.04
  6. Step 6: Final answer
    x = 112,725.22

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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.