Home / 116,539.75-160,833.29-71,226.39

Finding the Fourth Proportional to 116,539.75, 160,833.29 and 71,226.39

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Solution

The fourth proportional to 116,539.75, 160,833.29 and 71,226.39 is: 98,297.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,539.75 : 160,833.29 = 71,226.39 : x
  2. Step 2: Convert to fraction form
    116,539.75/160,833.29 = 71,226.39/x
  3. Step 3: Cross multiply
    116,539.75x = 160,833.29 × 71,226.39
  4. Step 4: Simplify right side
    116,539.75x = 11,455,574,638.52
  5. Step 5: Solve for x
    x = 11,455,574,638.52/116,539.75
  6. Step 6: Final answer
    x = 98,297.57

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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.