Home / 190,234.31-262,526.06-109,660.37

Finding the Fourth Proportional to 190,234.31, 262,526.06 and 109,660.37

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Solution

The fourth proportional to 190,234.31, 262,526.06 and 109,660.37 is: 151,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,234.31 : 262,526.06 = 109,660.37 : x
  2. Step 2: Convert to fraction form
    190,234.31/262,526.06 = 109,660.37/x
  3. Step 3: Cross multiply
    190,234.31x = 262,526.06 × 109,660.37
  4. Step 4: Simplify right side
    190,234.31x = 28,788,703,835.76
  5. Step 5: Solve for x
    x = 28,788,703,835.76/190,234.31
  6. Step 6: Final answer
    x = 151,332.87

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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.