Home / 65,549.49-98,249.89-57,636.73

Finding the Fourth Proportional to 65,549.49, 98,249.89 and 57,636.73

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Solution

The fourth proportional to 65,549.49, 98,249.89 and 57,636.73 is: 86,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,549.49 : 98,249.89 = 57,636.73 : x
  2. Step 2: Convert to fraction form
    65,549.49/98,249.89 = 57,636.73/x
  3. Step 3: Cross multiply
    65,549.49x = 98,249.89 × 57,636.73
  4. Step 4: Simplify right side
    65,549.49x = 5,662,802,382.46
  5. Step 5: Solve for x
    x = 5,662,802,382.46/65,549.49
  6. Step 6: Final answer
    x = 86,389.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.