Home / 238,835.46-358,240.23-72,610.50

Finding the Fourth Proportional to 238,835.46, 358,240.23 and 72,610.50

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Solution

The fourth proportional to 238,835.46, 358,240.23 and 72,610.50 is: 108,911.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,835.46 : 358,240.23 = 72,610.50 : x
  2. Step 2: Convert to fraction form
    238,835.46/358,240.23 = 72,610.50/x
  3. Step 3: Cross multiply
    238,835.46x = 358,240.23 × 72,610.50
  4. Step 4: Simplify right side
    238,835.46x = 26,012,002,220.42
  5. Step 5: Solve for x
    x = 26,012,002,220.42/238,835.46
  6. Step 6: Final answer
    x = 108,911.81

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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.