Home / 119,325.36-178,876.56-40,384.56

Finding the Fourth Proportional to 119,325.36, 178,876.56 and 40,384.56

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Solution

The fourth proportional to 119,325.36, 178,876.56 and 40,384.56 is: 60,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,325.36 : 178,876.56 = 40,384.56 : x
  2. Step 2: Convert to fraction form
    119,325.36/178,876.56 = 40,384.56/x
  3. Step 3: Cross multiply
    119,325.36x = 178,876.56 × 40,384.56
  4. Step 4: Simplify right side
    119,325.36x = 7,223,851,169.91
  5. Step 5: Solve for x
    x = 7,223,851,169.91/119,325.36
  6. Step 6: Final answer
    x = 60,539.11

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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.