Home / 178,705.05-246,603.29-98,143.17

Finding the Fourth Proportional to 178,705.05, 246,603.29 and 98,143.17

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Solution

The fourth proportional to 178,705.05, 246,603.29 and 98,143.17 is: 135,432.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,705.05 : 246,603.29 = 98,143.17 : x
  2. Step 2: Convert to fraction form
    178,705.05/246,603.29 = 98,143.17/x
  3. Step 3: Cross multiply
    178,705.05x = 246,603.29 × 98,143.17
  4. Step 4: Simplify right side
    178,705.05x = 24,202,427,380.01
  5. Step 5: Solve for x
    x = 24,202,427,380.01/178,705.05
  6. Step 6: Final answer
    x = 135,432.26

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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.