Home / 151,669.10-227,503.65-67,429.10

Finding the Fourth Proportional to 151,669.10, 227,503.65 and 67,429.10

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Solution

The fourth proportional to 151,669.10, 227,503.65 and 67,429.10 is: 101,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,669.10 : 227,503.65 = 67,429.10 : x
  2. Step 2: Convert to fraction form
    151,669.10/227,503.65 = 67,429.10/x
  3. Step 3: Cross multiply
    151,669.10x = 227,503.65 × 67,429.10
  4. Step 4: Simplify right side
    151,669.10x = 15,340,366,366.22
  5. Step 5: Solve for x
    x = 15,340,366,366.22/151,669.10
  6. Step 6: Final answer
    x = 101,143.65

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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.