Home / 119,237.67-178,845.57-40,342.86

Finding the Fourth Proportional to 119,237.67, 178,845.57 and 40,342.86

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Solution

The fourth proportional to 119,237.67, 178,845.57 and 40,342.86 is: 60,510.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,237.67 : 178,845.57 = 40,342.86 : x
  2. Step 2: Convert to fraction form
    119,237.67/178,845.57 = 40,342.86/x
  3. Step 3: Cross multiply
    119,237.67x = 178,845.57 × 40,342.86
  4. Step 4: Simplify right side
    119,237.67x = 7,215,141,792.13
  5. Step 5: Solve for x
    x = 7,215,141,792.13/119,237.67
  6. Step 6: Final answer
    x = 60,510.59

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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.