Home / 86,403.45-119,196.02-50,571.27

Finding the Fourth Proportional to 86,403.45, 119,196.02 and 50,571.27

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Solution

The fourth proportional to 86,403.45, 119,196.02 and 50,571.27 is: 69,764.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,403.45 : 119,196.02 = 50,571.27 : x
  2. Step 2: Convert to fraction form
    86,403.45/119,196.02 = 50,571.27/x
  3. Step 3: Cross multiply
    86,403.45x = 119,196.02 × 50,571.27
  4. Step 4: Simplify right side
    86,403.45x = 6,027,893,857.49
  5. Step 5: Solve for x
    x = 6,027,893,857.49/86,403.45
  6. Step 6: Final answer
    x = 69,764.50

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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.