Home / 170,606.88-235,361.42-98,945.36

Finding the Fourth Proportional to 170,606.88, 235,361.42 and 98,945.36

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Solution

The fourth proportional to 170,606.88, 235,361.42 and 98,945.36 is: 136,500.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,606.88 : 235,361.42 = 98,945.36 : x
  2. Step 2: Convert to fraction form
    170,606.88/235,361.42 = 98,945.36/x
  3. Step 3: Cross multiply
    170,606.88x = 235,361.42 × 98,945.36
  4. Step 4: Simplify right side
    170,606.88x = 23,287,920,432.01
  5. Step 5: Solve for x
    x = 23,287,920,432.01/170,606.88
  6. Step 6: Final answer
    x = 136,500.48

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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.