Home / 68,918.16-95,037.06-64,899.96

Finding the Fourth Proportional to 68,918.16, 95,037.06 and 64,899.96

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Solution

The fourth proportional to 68,918.16, 95,037.06 and 64,899.96 is: 89,496.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,918.16 : 95,037.06 = 64,899.96 : x
  2. Step 2: Convert to fraction form
    68,918.16/95,037.06 = 64,899.96/x
  3. Step 3: Cross multiply
    68,918.16x = 95,037.06 × 64,899.96
  4. Step 4: Simplify right side
    68,918.16x = 6,167,901,392.52
  5. Step 5: Solve for x
    x = 6,167,901,392.52/68,918.16
  6. Step 6: Final answer
    x = 89,496.03

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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.