Home / 170,154.41-234,787.04-98,520.60

Finding the Fourth Proportional to 170,154.41, 234,787.04 and 98,520.60

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Solution

The fourth proportional to 170,154.41, 234,787.04 and 98,520.60 is: 135,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,154.41 : 234,787.04 = 98,520.60 : x
  2. Step 2: Convert to fraction form
    170,154.41/234,787.04 = 98,520.60/x
  3. Step 3: Cross multiply
    170,154.41x = 234,787.04 × 98,520.60
  4. Step 4: Simplify right side
    170,154.41x = 23,131,360,810.32
  5. Step 5: Solve for x
    x = 23,131,360,810.32/170,154.41
  6. Step 6: Final answer
    x = 135,943.36

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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.