Home / 68,887.65-95,058.39-38,666.04

Finding the Fourth Proportional to 68,887.65, 95,058.39 and 38,666.04

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Solution

The fourth proportional to 68,887.65, 95,058.39 and 38,666.04 is: 53,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,887.65 : 95,058.39 = 38,666.04 : x
  2. Step 2: Convert to fraction form
    68,887.65/95,058.39 = 38,666.04/x
  3. Step 3: Cross multiply
    68,887.65x = 95,058.39 × 38,666.04
  4. Step 4: Simplify right side
    68,887.65x = 3,675,531,615.81
  5. Step 5: Solve for x
    x = 3,675,531,615.81/68,887.65
  6. Step 6: Final answer
    x = 53,355.45

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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.