Home / 156,633.65-234,786.45-61,827.20

Finding the Fourth Proportional to 156,633.65, 234,786.45 and 61,827.20

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Solution

The fourth proportional to 156,633.65, 234,786.45 and 61,827.20 is: 92,676.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,633.65 : 234,786.45 = 61,827.20 : x
  2. Step 2: Convert to fraction form
    156,633.65/234,786.45 = 61,827.20/x
  3. Step 3: Cross multiply
    156,633.65x = 234,786.45 × 61,827.20
  4. Step 4: Simplify right side
    156,633.65x = 14,516,188,801.44
  5. Step 5: Solve for x
    x = 14,516,188,801.44/156,633.65
  6. Step 6: Final answer
    x = 92,676.06

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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.