Home / 119,005.36-178,508.58-40,120.24

Finding the Fourth Proportional to 119,005.36, 178,508.58 and 40,120.24

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Solution

The fourth proportional to 119,005.36, 178,508.58 and 40,120.24 is: 60,180.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,005.36 : 178,508.58 = 40,120.24 : x
  2. Step 2: Convert to fraction form
    119,005.36/178,508.58 = 40,120.24/x
  3. Step 3: Cross multiply
    119,005.36x = 178,508.58 × 40,120.24
  4. Step 4: Simplify right side
    119,005.36x = 7,161,807,071.66
  5. Step 5: Solve for x
    x = 7,161,807,071.66/119,005.36
  6. Step 6: Final answer
    x = 60,180.54

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1.5x scale

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.