Home / 368,977.53-553,466.70-102,738.63

Finding the Fourth Proportional to 368,977.53, 553,466.70 and 102,738.63

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Solution

The fourth proportional to 368,977.53, 553,466.70 and 102,738.63 is: 154,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,977.53 : 553,466.70 = 102,738.63 : x
  2. Step 2: Convert to fraction form
    368,977.53/553,466.70 = 102,738.63/x
  3. Step 3: Cross multiply
    368,977.53x = 553,466.70 × 102,738.63
  4. Step 4: Simplify right side
    368,977.53x = 56,862,410,508.62
  5. Step 5: Solve for x
    x = 56,862,410,508.62/368,977.53
  6. Step 6: Final answer
    x = 154,108.06

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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.