Home / 146,576.10-219,864.15-53,148.90

Finding the Fourth Proportional to 146,576.10, 219,864.15 and 53,148.90

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Solution

The fourth proportional to 146,576.10, 219,864.15 and 53,148.90 is: 79,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,576.10 : 219,864.15 = 53,148.90 : x
  2. Step 2: Convert to fraction form
    146,576.10/219,864.15 = 53,148.90/x
  3. Step 3: Cross multiply
    146,576.10x = 219,864.15 × 53,148.90
  4. Step 4: Simplify right side
    146,576.10x = 11,685,537,721.94
  5. Step 5: Solve for x
    x = 11,685,537,721.94/146,576.10
  6. Step 6: Final answer
    x = 79,723.35

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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.