Home / 158,965.60-219,391.60-95,338.40

Finding the Fourth Proportional to 158,965.60, 219,391.60 and 95,338.40

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Solution

The fourth proportional to 158,965.60, 219,391.60 and 95,338.40 is: 131,578.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,965.60 : 219,391.60 = 95,338.40 : x
  2. Step 2: Convert to fraction form
    158,965.60/219,391.60 = 95,338.40/x
  3. Step 3: Cross multiply
    158,965.60x = 219,391.60 × 95,338.40
  4. Step 4: Simplify right side
    158,965.60x = 20,916,444,117.44
  5. Step 5: Solve for x
    x = 20,916,444,117.44/158,965.60
  6. Step 6: Final answer
    x = 131,578.43

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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.