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Finding the Fourth Proportional to 101,459.90, 152,196.54 and 26,581.88

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Solution

The fourth proportional to 101,459.90, 152,196.54 and 26,581.88 is: 39,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,459.90 : 152,196.54 = 26,581.88 : x
  2. Step 2: Convert to fraction form
    101,459.90/152,196.54 = 26,581.88/x
  3. Step 3: Cross multiply
    101,459.90x = 152,196.54 × 26,581.88
  4. Step 4: Simplify right side
    101,459.90x = 4,045,670,443.50
  5. Step 5: Solve for x
    x = 4,045,670,443.50/101,459.90
  6. Step 6: Final answer
    x = 39,874.57

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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.