Home / 230,101.04-345,166.14-72,335.72

Finding the Fourth Proportional to 230,101.04, 345,166.14 and 72,335.72

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Solution

The fourth proportional to 230,101.04, 345,166.14 and 72,335.72 is: 108,508.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,101.04 : 345,166.14 = 72,335.72 : x
  2. Step 2: Convert to fraction form
    230,101.04/345,166.14 = 72,335.72/x
  3. Step 3: Cross multiply
    230,101.04x = 345,166.14 × 72,335.72
  4. Step 4: Simplify right side
    230,101.04x = 24,967,839,530.69
  5. Step 5: Solve for x
    x = 24,967,839,530.69/230,101.04
  6. Step 6: Final answer
    x = 108,508.16

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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.