Home / 170,805.33-235,693.46-99,171.36

Finding the Fourth Proportional to 170,805.33, 235,693.46 and 99,171.36

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Solution

The fourth proportional to 170,805.33, 235,693.46 and 99,171.36 is: 136,846.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,805.33 : 235,693.46 = 99,171.36 : x
  2. Step 2: Convert to fraction form
    170,805.33/235,693.46 = 99,171.36/x
  3. Step 3: Cross multiply
    170,805.33x = 235,693.46 × 99,171.36
  4. Step 4: Simplify right side
    170,805.33x = 23,374,040,475.45
  5. Step 5: Solve for x
    x = 23,374,040,475.45/170,805.33
  6. Step 6: Final answer
    x = 136,846.08

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1.5x scale

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.