Home / 79,905.82-110,270.67-43,607.55

Finding the Fourth Proportional to 79,905.82, 110,270.67 and 43,607.55

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Solution

The fourth proportional to 79,905.82, 110,270.67 and 43,607.55 is: 60,178.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,905.82 : 110,270.67 = 43,607.55 : x
  2. Step 2: Convert to fraction form
    79,905.82/110,270.67 = 43,607.55/x
  3. Step 3: Cross multiply
    79,905.82x = 110,270.67 × 43,607.55
  4. Step 4: Simplify right side
    79,905.82x = 4,808,634,063.35
  5. Step 5: Solve for x
    x = 4,808,634,063.35/79,905.82
  6. Step 6: Final answer
    x = 60,178.77

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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.