Home / 156,916.24-235,372.29-38,588.60

Finding the Fourth Proportional to 156,916.24, 235,372.29 and 38,588.60

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Solution

The fourth proportional to 156,916.24, 235,372.29 and 38,588.60 is: 57,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,916.24 : 235,372.29 = 38,588.60 : x
  2. Step 2: Convert to fraction form
    156,916.24/235,372.29 = 38,588.60/x
  3. Step 3: Cross multiply
    156,916.24x = 235,372.29 × 38,588.60
  4. Step 4: Simplify right side
    156,916.24x = 9,082,687,149.89
  5. Step 5: Solve for x
    x = 9,082,687,149.89/156,916.24
  6. Step 6: Final answer
    x = 57,882.39

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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.