Home / 119,071.18-178,589.94-40,175.02

Finding the Fourth Proportional to 119,071.18, 178,589.94 and 40,175.02

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Solution

The fourth proportional to 119,071.18, 178,589.94 and 40,175.02 is: 60,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,071.18 : 178,589.94 = 40,175.02 : x
  2. Step 2: Convert to fraction form
    119,071.18/178,589.94 = 40,175.02/x
  3. Step 3: Cross multiply
    119,071.18x = 178,589.94 × 40,175.02
  4. Step 4: Simplify right side
    119,071.18x = 7,174,854,411.30
  5. Step 5: Solve for x
    x = 7,174,854,411.30/119,071.18
  6. Step 6: Final answer
    x = 60,256.85

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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.