Home / 189,950.43-263,330.31-179,838.39

Finding the Fourth Proportional to 189,950.43, 263,330.31 and 179,838.39

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Solution

The fourth proportional to 189,950.43, 263,330.31 and 179,838.39 is: 249,311.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,950.43 : 263,330.31 = 179,838.39 : x
  2. Step 2: Convert to fraction form
    189,950.43/263,330.31 = 179,838.39/x
  3. Step 3: Cross multiply
    189,950.43x = 263,330.31 × 179,838.39
  4. Step 4: Simplify right side
    189,950.43x = 47,356,898,988.60
  5. Step 5: Solve for x
    x = 47,356,898,988.60/189,950.43
  6. Step 6: Final answer
    x = 249,311.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.