Home / 156,948.70-235,348.85-57,039.26

Finding the Fourth Proportional to 156,948.70, 235,348.85 and 57,039.26

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Solution

The fourth proportional to 156,948.70, 235,348.85 and 57,039.26 is: 85,531.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,948.70 : 235,348.85 = 57,039.26 : x
  2. Step 2: Convert to fraction form
    156,948.70/235,348.85 = 57,039.26/x
  3. Step 3: Cross multiply
    156,948.70x = 235,348.85 × 57,039.26
  4. Step 4: Simplify right side
    156,948.70x = 13,424,124,245.85
  5. Step 5: Solve for x
    x = 13,424,124,245.85/156,948.70
  6. Step 6: Final answer
    x = 85,531.92

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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.