Home / 119,207.70-178,700.38-40,266.72

Finding the Fourth Proportional to 119,207.70, 178,700.38 and 40,266.72

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Solution

The fourth proportional to 119,207.70, 178,700.38 and 40,266.72 is: 60,362.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,207.70 : 178,700.38 = 40,266.72 : x
  2. Step 2: Convert to fraction form
    119,207.70/178,700.38 = 40,266.72/x
  3. Step 3: Cross multiply
    119,207.70x = 178,700.38 × 40,266.72
  4. Step 4: Simplify right side
    119,207.70x = 7,195,678,064.69
  5. Step 5: Solve for x
    x = 7,195,678,064.69/119,207.70
  6. Step 6: Final answer
    x = 60,362.53

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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.