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Finding the Fourth Proportional to 79,956.55, 110,339.53 and 44,146.25

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Solution

The fourth proportional to 79,956.55, 110,339.53 and 44,146.25 is: 60,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,956.55 : 110,339.53 = 44,146.25 : x
  2. Step 2: Convert to fraction form
    79,956.55/110,339.53 = 44,146.25/x
  3. Step 3: Cross multiply
    79,956.55x = 110,339.53 × 44,146.25
  4. Step 4: Simplify right side
    79,956.55x = 4,871,076,476.26
  5. Step 5: Solve for x
    x = 4,871,076,476.26/79,956.55
  6. Step 6: Final answer
    x = 60,921.54

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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.