Home / 68,627.81-102,971.30-26,537.52

Finding the Fourth Proportional to 68,627.81, 102,971.30 and 26,537.52

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Solution

The fourth proportional to 68,627.81, 102,971.30 and 26,537.52 is: 39,817.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,627.81 : 102,971.30 = 26,537.52 : x
  2. Step 2: Convert to fraction form
    68,627.81/102,971.30 = 26,537.52/x
  3. Step 3: Cross multiply
    68,627.81x = 102,971.30 × 26,537.52
  4. Step 4: Simplify right side
    68,627.81x = 2,732,602,800.49
  5. Step 5: Solve for x
    x = 2,732,602,800.49/68,627.81
  6. Step 6: Final answer
    x = 39,817.72

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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.