Home / 191,028.03-263,536.90-119,283.49

Finding the Fourth Proportional to 191,028.03, 263,536.90 and 119,283.49

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Solution

The fourth proportional to 191,028.03, 263,536.90 and 119,283.49 is: 164,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,028.03 : 263,536.90 = 119,283.49 : x
  2. Step 2: Convert to fraction form
    191,028.03/263,536.90 = 119,283.49/x
  3. Step 3: Cross multiply
    191,028.03x = 263,536.90 × 119,283.49
  4. Step 4: Simplify right side
    191,028.03x = 31,435,601,175.78
  5. Step 5: Solve for x
    x = 31,435,601,175.78/191,028.03
  6. Step 6: Final answer
    x = 164,560.15

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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.