Home / 136,323.20-188,199.80-95,612.32

Finding the Fourth Proportional to 136,323.20, 188,199.80 and 95,612.32

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Solution

The fourth proportional to 136,323.20, 188,199.80 and 95,612.32 is: 131,996.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,323.20 : 188,199.80 = 95,612.32 : x
  2. Step 2: Convert to fraction form
    136,323.20/188,199.80 = 95,612.32/x
  3. Step 3: Cross multiply
    136,323.20x = 188,199.80 × 95,612.32
  4. Step 4: Simplify right side
    136,323.20x = 17,994,219,501.54
  5. Step 5: Solve for x
    x = 17,994,219,501.54/136,323.20
  6. Step 6: Final answer
    x = 131,996.75

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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.