Home / 193,555.77-267,128.37-113,003.07

Finding the Fourth Proportional to 193,555.77, 267,128.37 and 113,003.07

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Solution

The fourth proportional to 193,555.77, 267,128.37 and 113,003.07 is: 155,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,555.77 : 267,128.37 = 113,003.07 : x
  2. Step 2: Convert to fraction form
    193,555.77/267,128.37 = 113,003.07/x
  3. Step 3: Cross multiply
    193,555.77x = 267,128.37 × 113,003.07
  4. Step 4: Simplify right side
    193,555.77x = 30,186,325,894.10
  5. Step 5: Solve for x
    x = 30,186,325,894.10/193,555.77
  6. Step 6: Final answer
    x = 155,956.73

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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.