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Finding the Fourth Proportional to 79,970.44, 110,360.10 and 44,160.40

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Solution

The fourth proportional to 79,970.44, 110,360.10 and 44,160.40 is: 60,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,970.44 : 110,360.10 = 44,160.40 : x
  2. Step 2: Convert to fraction form
    79,970.44/110,360.10 = 44,160.40/x
  3. Step 3: Cross multiply
    79,970.44x = 110,360.10 × 44,160.40
  4. Step 4: Simplify right side
    79,970.44x = 4,873,546,160.04
  5. Step 5: Solve for x
    x = 4,873,546,160.04/79,970.44
  6. Step 6: Final answer
    x = 60,941.85

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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.