Home / 92,305.04-127,383-54,579.92

Finding the Fourth Proportional to 92,305.04, 127,383 and 54,579.92

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Solution

The fourth proportional to 92,305.04, 127,383 and 54,579.92 is: 75,321.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,305.04 : 127,383 = 54,579.92 : x
  2. Step 2: Convert to fraction form
    92,305.04/127,383 = 54,579.92/x
  3. Step 3: Cross multiply
    92,305.04x = 127,383 × 54,579.92
  4. Step 4: Simplify right side
    92,305.04x = 6,952,553,949.36
  5. Step 5: Solve for x
    x = 6,952,553,949.36/92,305.04
  6. Step 6: Final answer
    x = 75,321.50

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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.