Home / 178,821.58-246,882.16-118,443.98

Finding the Fourth Proportional to 178,821.58, 246,882.16 and 118,443.98

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Solution

The fourth proportional to 178,821.58, 246,882.16 and 118,443.98 is: 163,524.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,821.58 : 246,882.16 = 118,443.98 : x
  2. Step 2: Convert to fraction form
    178,821.58/246,882.16 = 118,443.98/x
  3. Step 3: Cross multiply
    178,821.58x = 246,882.16 × 118,443.98
  4. Step 4: Simplify right side
    178,821.58x = 29,241,705,621.40
  5. Step 5: Solve for x
    x = 29,241,705,621.40/178,821.58
  6. Step 6: Final answer
    x = 163,524.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.