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Finding the Fourth Proportional to 79,897.50, 110,262.06 and 45,916.92

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Solution

The fourth proportional to 79,897.50, 110,262.06 and 45,916.92 is: 63,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,897.50 : 110,262.06 = 45,916.92 : x
  2. Step 2: Convert to fraction form
    79,897.50/110,262.06 = 45,916.92/x
  3. Step 3: Cross multiply
    79,897.50x = 110,262.06 × 45,916.92
  4. Step 4: Simplify right side
    79,897.50x = 5,062,894,188.06
  5. Step 5: Solve for x
    x = 5,062,894,188.06/79,897.50
  6. Step 6: Final answer
    x = 63,367.37

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1.5x scale

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.