Home / 156,636.57-234,952.82-38,308.94

Finding the Fourth Proportional to 156,636.57, 234,952.82 and 38,308.94

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Solution

The fourth proportional to 156,636.57, 234,952.82 and 38,308.94 is: 57,462.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,636.57 : 234,952.82 = 38,308.94 : x
  2. Step 2: Convert to fraction form
    156,636.57/234,952.82 = 38,308.94/x
  3. Step 3: Cross multiply
    156,636.57x = 234,952.82 × 38,308.94
  4. Step 4: Simplify right side
    156,636.57x = 9,000,792,117.90
  5. Step 5: Solve for x
    x = 9,000,792,117.90/156,636.57
  6. Step 6: Final answer
    x = 57,462.90

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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.