Home / 170,948.10-235,773.87-159,489.06

Finding the Fourth Proportional to 170,948.10, 235,773.87 and 159,489.06

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Solution

The fourth proportional to 170,948.10, 235,773.87 and 159,489.06 is: 219,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,948.10 : 235,773.87 = 159,489.06 : x
  2. Step 2: Convert to fraction form
    170,948.10/235,773.87 = 159,489.06/x
  3. Step 3: Cross multiply
    170,948.10x = 235,773.87 × 159,489.06
  4. Step 4: Simplify right side
    170,948.10x = 37,603,352,898.86
  5. Step 5: Solve for x
    x = 37,603,352,898.86/170,948.10
  6. Step 6: Final answer
    x = 219,969.41

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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.