Home / 178,201.94-245,919.13-97,631.06

Finding the Fourth Proportional to 178,201.94, 245,919.13 and 97,631.06

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Solution

The fourth proportional to 178,201.94, 245,919.13 and 97,631.06 is: 134,731.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,201.94 : 245,919.13 = 97,631.06 : x
  2. Step 2: Convert to fraction form
    178,201.94/245,919.13 = 97,631.06/x
  3. Step 3: Cross multiply
    178,201.94x = 245,919.13 × 97,631.06
  4. Step 4: Simplify right side
    178,201.94x = 24,009,345,092.10
  5. Step 5: Solve for x
    x = 24,009,345,092.10/178,201.94
  6. Step 6: Final answer
    x = 134,731.11

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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.