Home / 79,500.92-118,991.76-58,435.40

Finding the Fourth Proportional to 79,500.92, 118,991.76 and 58,435.40

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Solution

The fourth proportional to 79,500.92, 118,991.76 and 58,435.40 is: 87,462.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,500.92 : 118,991.76 = 58,435.40 : x
  2. Step 2: Convert to fraction form
    79,500.92/118,991.76 = 58,435.40/x
  3. Step 3: Cross multiply
    79,500.92x = 118,991.76 × 58,435.40
  4. Step 4: Simplify right side
    79,500.92x = 6,953,331,092.30
  5. Step 5: Solve for x
    x = 6,953,331,092.30/79,500.92
  6. Step 6: Final answer
    x = 87,462.27

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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.