Home / 119,004.78-178,395.14-40,063.86

Finding the Fourth Proportional to 119,004.78, 178,395.14 and 40,063.86

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Solution

The fourth proportional to 119,004.78, 178,395.14 and 40,063.86 is: 60,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,004.78 : 178,395.14 = 40,063.86 : x
  2. Step 2: Convert to fraction form
    119,004.78/178,395.14 = 40,063.86/x
  3. Step 3: Cross multiply
    119,004.78x = 178,395.14 × 40,063.86
  4. Step 4: Simplify right side
    119,004.78x = 7,147,197,913.64
  5. Step 5: Solve for x
    x = 7,147,197,913.64/119,004.78
  6. Step 6: Final answer
    x = 60,058.07

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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.