Home / 151,566.33-209,158.77-83,589.58

Finding the Fourth Proportional to 151,566.33, 209,158.77 and 83,589.58

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Solution

The fourth proportional to 151,566.33, 209,158.77 and 83,589.58 is: 115,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,566.33 : 209,158.77 = 83,589.58 : x
  2. Step 2: Convert to fraction form
    151,566.33/209,158.77 = 83,589.58/x
  3. Step 3: Cross multiply
    151,566.33x = 209,158.77 × 83,589.58
  4. Step 4: Simplify right side
    151,566.33x = 17,483,493,737.62
  5. Step 5: Solve for x
    x = 17,483,493,737.62/151,566.33
  6. Step 6: Final answer
    x = 115,352.10

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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.