Home / 156,938.70-235,333.85-57,029.26

Finding the Fourth Proportional to 156,938.70, 235,333.85 and 57,029.26

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Solution

The fourth proportional to 156,938.70, 235,333.85 and 57,029.26 is: 85,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,938.70 : 235,333.85 = 57,029.26 : x
  2. Step 2: Convert to fraction form
    156,938.70/235,333.85 = 57,029.26/x
  3. Step 3: Cross multiply
    156,938.70x = 235,333.85 × 57,029.26
  4. Step 4: Simplify right side
    156,938.70x = 13,420,915,318.45
  5. Step 5: Solve for x
    x = 13,420,915,318.45/156,938.70
  6. Step 6: Final answer
    x = 85,516.93

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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.