Home / 119,176.32-178,787.44-40,303.36

Finding the Fourth Proportional to 119,176.32, 178,787.44 and 40,303.36

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Solution

The fourth proportional to 119,176.32, 178,787.44 and 40,303.36 is: 60,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,176.32 : 178,787.44 = 40,303.36 : x
  2. Step 2: Convert to fraction form
    119,176.32/178,787.44 = 40,303.36/x
  3. Step 3: Cross multiply
    119,176.32x = 178,787.44 × 40,303.36
  4. Step 4: Simplify right side
    119,176.32x = 7,205,734,557.80
  5. Step 5: Solve for x
    x = 7,205,734,557.80/119,176.32
  6. Step 6: Final answer
    x = 60,462.80

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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.