Home / 192,088.03-287,898.77-135,944.55

Finding the Fourth Proportional to 192,088.03, 287,898.77 and 135,944.55

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Solution

The fourth proportional to 192,088.03, 287,898.77 and 135,944.55 is: 203,751.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,088.03 : 287,898.77 = 135,944.55 : x
  2. Step 2: Convert to fraction form
    192,088.03/287,898.77 = 135,944.55/x
  3. Step 3: Cross multiply
    192,088.03x = 287,898.77 × 135,944.55
  4. Step 4: Simplify right side
    192,088.03x = 39,138,268,733.20
  5. Step 5: Solve for x
    x = 39,138,268,733.20/192,088.03
  6. Step 6: Final answer
    x = 203,751.73

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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.