Home / 178,587.43-246,465.78-98,028.60

Finding the Fourth Proportional to 178,587.43, 246,465.78 and 98,028.60

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Solution

The fourth proportional to 178,587.43, 246,465.78 and 98,028.60 is: 135,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,587.43 : 246,465.78 = 98,028.60 : x
  2. Step 2: Convert to fraction form
    178,587.43/246,465.78 = 98,028.60/x
  3. Step 3: Cross multiply
    178,587.43x = 246,465.78 × 98,028.60
  4. Step 4: Simplify right side
    178,587.43x = 24,160,695,361.31
  5. Step 5: Solve for x
    x = 24,160,695,361.31/178,587.43
  6. Step 6: Final answer
    x = 135,287.77

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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.