Home / 238,827.96-358,228.98-72,603

Finding the Fourth Proportional to 238,827.96, 358,228.98 and 72,603

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Solution

The fourth proportional to 238,827.96, 358,228.98 and 72,603 is: 108,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,827.96 : 358,228.98 = 72,603 : x
  2. Step 2: Convert to fraction form
    238,827.96/358,228.98 = 72,603/x
  3. Step 3: Cross multiply
    238,827.96x = 358,228.98 × 72,603
  4. Step 4: Simplify right side
    238,827.96x = 26,008,498,634.94
  5. Step 5: Solve for x
    x = 26,008,498,634.94/238,827.96
  6. Step 6: Final answer
    x = 108,900.56

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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.