Home / 79,269.06-118,869.03-29,986.50

Finding the Fourth Proportional to 79,269.06, 118,869.03 and 29,986.50

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Solution

The fourth proportional to 79,269.06, 118,869.03 and 29,986.50 is: 44,966.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,269.06 : 118,869.03 = 29,986.50 : x
  2. Step 2: Convert to fraction form
    79,269.06/118,869.03 = 29,986.50/x
  3. Step 3: Cross multiply
    79,269.06x = 118,869.03 × 29,986.50
  4. Step 4: Simplify right side
    79,269.06x = 3,564,466,168.10
  5. Step 5: Solve for x
    x = 3,564,466,168.10/79,269.06
  6. Step 6: Final answer
    x = 44,966.68

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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.