Home / 404,056.48-606,044.40-123,576.16

Finding the Fourth Proportional to 404,056.48, 606,044.40 and 123,576.16

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Solution

The fourth proportional to 404,056.48, 606,044.40 and 123,576.16 is: 185,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,056.48 : 606,044.40 = 123,576.16 : x
  2. Step 2: Convert to fraction form
    404,056.48/606,044.40 = 123,576.16/x
  3. Step 3: Cross multiply
    404,056.48x = 606,044.40 × 123,576.16
  4. Step 4: Simplify right side
    404,056.48x = 74,892,639,741.50
  5. Step 5: Solve for x
    x = 74,892,639,741.50/404,056.48
  6. Step 6: Final answer
    x = 185,351.91

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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.