Home / 92,635.82-127,839.80-56,845.60

Finding the Fourth Proportional to 92,635.82, 127,839.80 and 56,845.60

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Solution

The fourth proportional to 92,635.82, 127,839.80 and 56,845.60 is: 78,448.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,635.82 : 127,839.80 = 56,845.60 : x
  2. Step 2: Convert to fraction form
    92,635.82/127,839.80 = 56,845.60/x
  3. Step 3: Cross multiply
    92,635.82x = 127,839.80 × 56,845.60
  4. Step 4: Simplify right side
    92,635.82x = 7,267,130,134.88
  5. Step 5: Solve for x
    x = 7,267,130,134.88/92,635.82
  6. Step 6: Final answer
    x = 78,448.38

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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.