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Finding the Fourth Proportional to 79,877.50, 110,230.95 and 44,549.50

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Solution

The fourth proportional to 79,877.50, 110,230.95 and 44,549.50 is: 61,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,877.50 : 110,230.95 = 44,549.50 : x
  2. Step 2: Convert to fraction form
    79,877.50/110,230.95 = 44,549.50/x
  3. Step 3: Cross multiply
    79,877.50x = 110,230.95 × 44,549.50
  4. Step 4: Simplify right side
    79,877.50x = 4,910,733,707.03
  5. Step 5: Solve for x
    x = 4,910,733,707.03/79,877.50
  6. Step 6: Final answer
    x = 61,478.31

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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.