Home / 189,525.63-261,233.89-134,353.75

Finding the Fourth Proportional to 189,525.63, 261,233.89 and 134,353.75

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Solution

The fourth proportional to 189,525.63, 261,233.89 and 134,353.75 is: 185,187.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,525.63 : 261,233.89 = 134,353.75 : x
  2. Step 2: Convert to fraction form
    189,525.63/261,233.89 = 134,353.75/x
  3. Step 3: Cross multiply
    189,525.63x = 261,233.89 × 134,353.75
  4. Step 4: Simplify right side
    189,525.63x = 35,097,752,748.59
  5. Step 5: Solve for x
    x = 35,097,752,748.59/189,525.63
  6. Step 6: Final answer
    x = 185,187.37

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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.