Home / 156,919.67-235,305.39-57,010.22

Finding the Fourth Proportional to 156,919.67, 235,305.39 and 57,010.22

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Solution

The fourth proportional to 156,919.67, 235,305.39 and 57,010.22 is: 85,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,919.67 : 235,305.39 = 57,010.22 : x
  2. Step 2: Convert to fraction form
    156,919.67/235,305.39 = 57,010.22/x
  3. Step 3: Cross multiply
    156,919.67x = 235,305.39 × 57,010.22
  4. Step 4: Simplify right side
    156,919.67x = 13,414,812,051.09
  5. Step 5: Solve for x
    x = 13,414,812,051.09/156,919.67
  6. Step 6: Final answer
    x = 85,488.40

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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.