Home / 130,994.04-196,305.08-100,894.44

Finding the Fourth Proportional to 130,994.04, 196,305.08 and 100,894.44

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Solution

The fourth proportional to 130,994.04, 196,305.08 and 100,894.44 is: 151,198.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,994.04 : 196,305.08 = 100,894.44 : x
  2. Step 2: Convert to fraction form
    130,994.04/196,305.08 = 100,894.44/x
  3. Step 3: Cross multiply
    130,994.04x = 196,305.08 × 100,894.44
  4. Step 4: Simplify right side
    130,994.04x = 19,806,091,115.76
  5. Step 5: Solve for x
    x = 19,806,091,115.76/130,994.04
  6. Step 6: Final answer
    x = 151,198.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.