Home / 156,682.58-216,256.05-96,284.90

Finding the Fourth Proportional to 156,682.58, 216,256.05 and 96,284.90

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Solution

The fourth proportional to 156,682.58, 216,256.05 and 96,284.90 is: 132,894.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,682.58 : 216,256.05 = 96,284.90 : x
  2. Step 2: Convert to fraction form
    156,682.58/216,256.05 = 96,284.90/x
  3. Step 3: Cross multiply
    156,682.58x = 216,256.05 × 96,284.90
  4. Step 4: Simplify right side
    156,682.58x = 20,822,192,148.65
  5. Step 5: Solve for x
    x = 20,822,192,148.65/156,682.58
  6. Step 6: Final answer
    x = 132,894.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.