Home / 127,692.98-176,136.44-91,826.18

Finding the Fourth Proportional to 127,692.98, 176,136.44 and 91,826.18

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Solution

The fourth proportional to 127,692.98, 176,136.44 and 91,826.18 is: 126,662.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,692.98 : 176,136.44 = 91,826.18 : x
  2. Step 2: Convert to fraction form
    127,692.98/176,136.44 = 91,826.18/x
  3. Step 3: Cross multiply
    127,692.98x = 176,136.44 × 91,826.18
  4. Step 4: Simplify right side
    127,692.98x = 16,173,936,444.00
  5. Step 5: Solve for x
    x = 16,173,936,444.00/127,692.98
  6. Step 6: Final answer
    x = 126,662.69

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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.