Home / 178,981.80-246,995.81-98,414.51

Finding the Fourth Proportional to 178,981.80, 246,995.81 and 98,414.51

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Solution

The fourth proportional to 178,981.80, 246,995.81 and 98,414.51 is: 135,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,981.80 : 246,995.81 = 98,414.51 : x
  2. Step 2: Convert to fraction form
    178,981.80/246,995.81 = 98,414.51/x
  3. Step 3: Cross multiply
    178,981.80x = 246,995.81 × 98,414.51
  4. Step 4: Simplify right side
    178,981.80x = 24,307,971,644.56
  5. Step 5: Solve for x
    x = 24,307,971,644.56/178,981.80
  6. Step 6: Final answer
    x = 135,812.54

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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.