Home / 170,419.20-235,180.80-94,965.12

Finding the Fourth Proportional to 170,419.20, 235,180.80 and 94,965.12

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Solution

The fourth proportional to 170,419.20, 235,180.80 and 94,965.12 is: 131,053.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,419.20 : 235,180.80 = 94,965.12 : x
  2. Step 2: Convert to fraction form
    170,419.20/235,180.80 = 94,965.12/x
  3. Step 3: Cross multiply
    170,419.20x = 235,180.80 × 94,965.12
  4. Step 4: Simplify right side
    170,419.20x = 22,333,972,893.70
  5. Step 5: Solve for x
    x = 22,333,972,893.70/170,419.20
  6. Step 6: Final answer
    x = 131,053.15

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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.