Home / 300,962.10-451,461.54-101,265.72

Finding the Fourth Proportional to 300,962.10, 451,461.54 and 101,265.72

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Solution

The fourth proportional to 300,962.10, 451,461.54 and 101,265.72 is: 151,904.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,962.10 : 451,461.54 = 101,265.72 : x
  2. Step 2: Convert to fraction form
    300,962.10/451,461.54 = 101,265.72/x
  3. Step 3: Cross multiply
    300,962.10x = 451,461.54 × 101,265.72
  4. Step 4: Simplify right side
    300,962.10x = 45,717,577,900.41
  5. Step 5: Solve for x
    x = 45,717,577,900.41/300,962.10
  6. Step 6: Final answer
    x = 151,904.77

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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.