Home / 79,269.77-118,916.95-26,675.15

Finding the Fourth Proportional to 79,269.77, 118,916.95 and 26,675.15

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Solution

The fourth proportional to 79,269.77, 118,916.95 and 26,675.15 is: 40,016.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,269.77 : 118,916.95 = 26,675.15 : x
  2. Step 2: Convert to fraction form
    79,269.77/118,916.95 = 26,675.15/x
  3. Step 3: Cross multiply
    79,269.77x = 118,916.95 × 26,675.15
  4. Step 4: Simplify right side
    79,269.77x = 3,172,127,478.79
  5. Step 5: Solve for x
    x = 3,172,127,478.79/79,269.77
  6. Step 6: Final answer
    x = 40,016.86

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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.