Home / 156,954.24-235,429.29-38,626.60

Finding the Fourth Proportional to 156,954.24, 235,429.29 and 38,626.60

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Solution

The fourth proportional to 156,954.24, 235,429.29 and 38,626.60 is: 57,939.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,954.24 : 235,429.29 = 38,626.60 : x
  2. Step 2: Convert to fraction form
    156,954.24/235,429.29 = 38,626.60/x
  3. Step 3: Cross multiply
    156,954.24x = 235,429.29 × 38,626.60
  4. Step 4: Simplify right side
    156,954.24x = 9,093,833,013.11
  5. Step 5: Solve for x
    x = 9,093,833,013.11/156,954.24
  6. Step 6: Final answer
    x = 57,939.39

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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.