Home / 156,914.67-235,297.89-57,005.22

Finding the Fourth Proportional to 156,914.67, 235,297.89 and 57,005.22

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Solution

The fourth proportional to 156,914.67, 235,297.89 and 57,005.22 is: 85,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,914.67 : 235,297.89 = 57,005.22 : x
  2. Step 2: Convert to fraction form
    156,914.67/235,297.89 = 57,005.22/x
  3. Step 3: Cross multiply
    156,914.67x = 235,297.89 × 57,005.22
  4. Step 4: Simplify right side
    156,914.67x = 13,413,207,984.99
  5. Step 5: Solve for x
    x = 13,413,207,984.99/156,914.67
  6. Step 6: Final answer
    x = 85,480.90

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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.