Home / 178,938.78-246,935.43-98,371.50

Finding the Fourth Proportional to 178,938.78, 246,935.43 and 98,371.50

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Solution

The fourth proportional to 178,938.78, 246,935.43 and 98,371.50 is: 135,752.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,938.78 : 246,935.43 = 98,371.50 : x
  2. Step 2: Convert to fraction form
    178,938.78/246,935.43 = 98,371.50/x
  3. Step 3: Cross multiply
    178,938.78x = 246,935.43 × 98,371.50
  4. Step 4: Simplify right side
    178,938.78x = 24,291,408,652.25
  5. Step 5: Solve for x
    x = 24,291,408,652.25/178,938.78
  6. Step 6: Final answer
    x = 135,752.62

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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.