Home / 189,837.01-262,186.92-147,330.91

Finding the Fourth Proportional to 189,837.01, 262,186.92 and 147,330.91

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Solution

The fourth proportional to 189,837.01, 262,186.92 and 147,330.91 is: 203,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,837.01 : 262,186.92 = 147,330.91 : x
  2. Step 2: Convert to fraction form
    189,837.01/262,186.92 = 147,330.91/x
  3. Step 3: Cross multiply
    189,837.01x = 262,186.92 × 147,330.91
  4. Step 4: Simplify right side
    189,837.01x = 38,628,237,513.70
  5. Step 5: Solve for x
    x = 38,628,237,513.70/189,837.01
  6. Step 6: Final answer
    x = 203,481.07

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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.