Home / 65,196-89,974.98-36,901.80

Finding the Fourth Proportional to 65,196, 89,974.98 and 36,901.80

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Solution

The fourth proportional to 65,196, 89,974.98 and 36,901.80 is: 50,927.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,196 : 89,974.98 = 36,901.80 : x
  2. Step 2: Convert to fraction form
    65,196/89,974.98 = 36,901.80/x
  3. Step 3: Cross multiply
    65,196x = 89,974.98 × 36,901.80
  4. Step 4: Simplify right side
    65,196x = 3,320,238,716.96
  5. Step 5: Solve for x
    x = 3,320,238,716.96/65,196
  6. Step 6: Final answer
    x = 50,927.03

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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.